Learn 100 questions from RRB Group D Shift 2 2022

RRB Group D Shift 2 2022 Questions

Mawsynram, located in Meghalaya, India, is situated in the Khasi Hills and receives the highest average rainfall on Earth.
Mawsynram  is a town in the East Khasi Hills district of Meghalaya state in Northeastern India, 69 kilometres from Shillong, the state capital.
 Mawsynram receives the highest rainfall in India. 
It is reportedly the wettest place on Earth, with an average annual rainfall of 11,872 millimetres (467.4 in).

GAIL initiated the project in Indore to blend hydrogen with natural gas, marking a step towards cleaner energy in India
Gas Authority of India Limited has commenced India’s first-of-it’s-kind project of mixing hydrogen into natural gas system at Indore, Madhya Pradesh. 
The hydrogen blended natural gas will be supplied to Avantika Gas Limited, one of GAIL’s Joint Venture (JV) Company with HPCL, operating in Indore.
In line with the National Hydrogen Mission, GAIL has started hydrogen blending as a pilot project to establish the techno-commercial feasibility of blending hydrogen in City Gas Distribution (CGD) network. This project marks the stepping stone of India’s journey towards hydrogen based and carbon neutral future.

The classification of elements was primarily driven by their distinct properties, which allowed scientists to organize elements with similar characteristics together.
The primary factor that led scientists to classify elements was the various properties of elements. Scientists observed distinct patterns and trends in the physical and chemical properties of elements, such as atomic mass, reactivity, and bonding behaviors.

(i) Different methods of synthesis of elements  

Bharat Heavy Electricals Limited (BHEL) was initially registered as Heavy Electricals (India) Limited (HE(I)L) on 20th August 1956 under the Ministry of Industry andCommerce in the Public Sector.
The company was registered as Heavy Electricals (India) Limited (HE(I)L) in the Public Sector under the Ministry of Industry and Commerce on 29th August, 1956.

Bile salts in the digestive system emulsify fats, breaking down large fat globules into smaller droplets, similar to how soap emulsifies and removes dirt.
 In the human digestive system, the action of bile salts is similar to how soap emulsifies grease. 
Bile salts help break down large fat globules into smaller droplets, increasing the surface area for fat-digesting enzymes, such as lipase, to act upon.

Bile salts breaking large fat globules into smaller ones

Bile juice enzymes helping in digestion of starch

For a spherical mirror, the focal length (f) is R/2. Therefore, the distance between the focus and the center of curvature is R/2.
Radius of curvature is observed to be equal to twice the focal length for spherical mirrors with small apertures. Hence R = 2f . 
We can say clearly that the principal focus of a spherical mirror lies at the centre between the centre of curvature and the pole.

When dry slaked lime reacts with chlorine, it produces calcium oxychloride (also known as bleaching powder) as the main product.
When dry slaked lime reacts with chlorine, bleaching powder is produced. 
 Bleaching powder has the compound, calcium oxychloride having molecular formula, C a O C l 2 . 
 Bleaching powder is widely used for cleaning dirty clothes in laundry and for linen and as a bleaching agent cotton in the textile industry.

The United Nations Development Programme released the Human Development Report 2020. 
According to the report, India was ranked 131 among 189 countries in the Human Development Index.

The Sangai deer, also known as the brow-antlered deer, is found exclusively in Manipur and is known for its unique appearance and cultural significance.
The brow-antlered deer is found in Keibul Lamjao National Park in Manipur. 
It is largely seen over the floating biomass, locally called “phumdi” in the South Eastern part of Loktak Lake inside the park.

The presence of E. coli in water indicates contamination and pollution, often due to fecal matter.
Fecal indicator bacteria, including E. coli, are widely used as indicators to study the sources and fate of fecal contamination in the environment. 
The presence of E. coli in drinking water, for example, is associated with increased risk of both enteric pathogens and diarrheal disease, generally.

Stomata are small openings on leaves that facilitate the exchange of gases like oxygen and carbon dioxide in plants.
The exchange of oxygen and carbon dioxide in the leaf (as well as the loss of water vapor in transpiration) occurs through pores called stomata (singular = stoma).
Normally stomata open when the light strikes the leaf in the morning and close during the night

The element with the maximum number of atoms in its molecular form is  Sulfur (S), with 8 atoms per molecule in S8S_8S8 .
Sulfur (S8) forms a stable cyclic molecule with eight atoms, which provides a lower energy state and greater stability at ordinary temperatures. 
In contrast, oxygen (O2) exists as a diatomic molecule, which is also stable but has a different bonding arrangement that allows it to remain gaseous at these temperatures.

Cyclohexane has the chemical formula C6H12\text{C}_6\text{H}_{12}C6 H12 .
The total covalent bonds are the sum of C-C and C-H bonds.
Cyclohexane is an alicyclic hydrocarbon comprising a ring of six carbon atoms; the cyclic form of hexane, used as a raw material in the manufacture of nylon.

The armature of an electric motor includes a soft iron core and magnets to create a magnetic field.
The armature includes a soft iron core to concentrate the magnetic field. Coils in the armature generate magnetic fields when current flows through them.
 The interaction of the armature's magnetic field with external magnets produces torque.
 The armature rotates due to the magnetic force, creating mechanical motion

The Narmada River originates from the Amarkantak Hills in Madhya Pradesh, India.
The Narmada River rises from the Amarkantak Plateau in Anuppur district in Madhya Pradesh. 
It forms the traditional boundary between North and South India and flows westwards for 1,312 km (815.2 mi) before draining through the Gulf of Khambhat into the Arabian Sea, 30 km (18.6 mi) west of Bharuch city of Gujarat.

The Constitution (73rd Amendment) Act, 1992, mandates the reservation of one-third of the total number of seats in Panchayati Raj Institutions for women. 
This reservation is applicable to all three tiers of Panchayati Raj Institutions:
 Gram Panchayat, Panchayat Samiti, and Zila Parishad.

The reaction AgNO3 + NaCl → AgCl + NaNO3 is a double displacement reaction, not a redox reaction.
Oxidation–reduction reactions, commonly known as redox reactions, are reactions that involve the transfer of electrons from one species to another.
 The species that loses electrons is said to be oxidized, while the species that gains electrons is said to be reduced

Navroz is a festival celebrated by the Parsi community to mark the Persian New Year.
The Parsi new year, also known as Navroz, is celebrated to mark the beginning of the Iranian calendar. The tradition began some 3000 years ago and is observed by the Parsi community around the world. 
The day is also known as Jamshed-i-Nouroz after the Persian King, Jamshed, who introduced the Parsi calendar

Haji Ali Dargah is a popular mosque and dargah (tomb) located on an islet off the coast of Mumbai, Maharashtra.
The Haji Ali Dargah is a Sufi mosque and dargah, and the monument of Pir Haji Ali Shah Bukhari, that is located on an islet off the coast of Worli in southern Mumbai, in the state of Maharashtra, India.

Statement I is incorrect.
 Statement II is correct.
Anhydrous Sodium Carbonate (soda ash) is dissolved in water and recrystallized to get washing soda crystals. 
Washing soda crystals contain 10 molecules of water of crystallization. 
Washing soda is the common name of Sodium carbonate decahydrate.

 Statement I: Anhydrous sodium carbonate is used in soda-acid fire  extinguishers. 

 Statement II: Anhydrous sodium carbonate is dissolved in water and  recrystallized to get washing soda crystals containing 10 molecules of  water of crystallization.

Part IV-A of the Indian Constitution contains only Article 51A, which enumerates the Fundamental Duties of citizens.
51 A (a) To abide by the Constitution and respect its ideals and institutions, the National Flag and the National Anthem.
 51 A (b) To cherish and follow the noble ideals which inspired our Indian freedom Struggle. 
51 A (c) To uphold and protect the sovereignty, unity, and integrity of India.

The Indian Museum Act was passed in the year 1910.
The Indian Museum Act, 1910 is an Act of the Indian Parliament which was enacted to provide for the preservation of ancient and historical monuments and archaeological sites and remains of national importance.
 The Act defines what constitutes an ancient monument and provides for the preservation, maintenance and protection of such monuments. 
It also establishes the Indian Museum in Kolkata and provides for its management and administration.

The correct relationship between the resistances is:-

 R2>R1>R3

The blue-black color appears due to the presence of starch in the potato juice,which reacts with iodine to produce this color.
Amylose present in starch is the reason for change in its colour to blue black. 
Iodine is not soluble in water so it is dissolved along with potassium iodide that forms a triiodide molecule which enters the helical structure of amylose and changes the colour of starch

Potato juice contains proteins, which turn blue-black with iodine.

Potato juice contains starch, which turns blue-black with iodine.

Potato juice contains glucose, which turns blue-black with iodine.

Potato juice contains fats, which turn blue-black with iodine

According to Fleming's left hand rule, the thumb represents the force, and the index finger represents the magnetic field direction.
Fleming’s Left-Hand Rule and Fleming’s Right-Hand Rule are essential rules applicable in magnetism and electromagnetism. 
John Ambrose Fleming developed them in the late 19th century as a simple way of working out the direction of electric current in an electric generator or the direction of motion in an electric motor. 
It is important to note that these rules do not determine the magnitude; instead show only the direction of the three parameters (magnetic field, current, force) when the direction of the other two parameters is known.

The incident ray is identified as AB.
The emergent ray is CD in the given figure.

Magnification (m) is given by -v/u. 
Substituting v = 25 cm and u = 30 cm, we get m= -6/5.

The correct sequence of urine formation in the kidneys is filtration, selective reabsorption, and then elimination.
Ultrafiltration, selective reabsorption, and tubular secretion.
 ​Urine formation process: Each kidney has more than 1 million functional units called nephrons. 
A nephron consists of a cuplike Bowman's capsule connected to a long, partially coiled renal tubule.

Filtration, elimination, selective reabsorption

Filtration, selective reabsorption, elimination

Selective reabsorption, filtration, elimination

Selective reabsorption, elimination, filtration

In Kerala, the major language is Malayalam, not Kannada. Kannada is primarily spoken in Karnataka.
The Malayalam language is a South Dravidian language.
The Malayalam language is largely spoken in Kerala state.
It is the official language of the state of Kerala.
It is also the primary spoken language of Lakshadweep.
It is one of the 22 scheduled languages of India.
Malayalam was designated a Classical Language of India in 2013.

Grafting is a method of artificial vegetative propagation, not natural asexual reproduction, as it involves human intervention.
In grafting, a desired cutting or scion is attached to the stem of another plant that remains rooted in the ground. 
The tissue systems of the cutting become grafted into or integrated with the tissue systems of the base plant over time.

COPRA stands for Consumer Protection Act, which was enacted to protect the rights of consumers in India.
The Consumer Protection Act, 1986 aims to provide simple, inexpensive and speedy redressal to consumer grievances. 
The Act was passed by the Indian Parliament with this objective. 
The Act covers all goods and services unless specifically exempted by the government.

Carbon has an electronic configuration of 1s² 2s² 2p², which involves two shells.
Carbon is a chemical element. Its atomic number is 6; its atomic weight is 12.011. 
It is a group IVA element, residing between boron and nitrogen on the periodic table, and it has 6 protons, 6 neutrons, and 6 electrons. The electron configuration is 1s2 , 2s2, 2p2

Dadabhai Naoroji was the first to estimate India's national income in 1876. 
He introduced the "Drain Theory," arguing that British rule drained India's wealth. 
Naoroji's calculations highlighted the economic disparity between India and Britain. 
His work raised awareness about the economic impact of colonial rule.

In January 2022, Haryana had the highest unemployment rate among Indian states, according to CMIE data.
CMIE data also indicated that the urban unemployment rate climbed to 10.09% in December, compared to 8.96% in November, while the rural areas saw a slight decline from 7.55% to 7.44%. 
For the year 2022, Haryana recorded the highest state unemployment rate at 37.4%, while Odisha had the lowest rate at 0.9%

A reaction that results in the formation of an insoluble precipitate is termed a precipitation reaction.
Precipitation reactions occur when cations and anions in aqueous solution combine to form an insoluble ionic solid called a precipitate. 
Whether or not such a reaction occurs can be determined by using the solubility rules for common ionic solids.

When resistance R is halved, each part has a resistance of R/2.
Resistance of each part is R/2. Resultant resistance R' is given by 1/R' = 2/R+2/R R'=R/4.

Article 279A of the Indian Constitution establishes the Goods and Services Tax (GST) Council.
As per Article 279A (1) of the amended Constitution, the GST Council has to be constituted by the President within 60 days of the commencement of Article 279A.
The notification for bringing into force Article 279A with effect from 12th September, 2016 was issued on 10th September, 2016.

As per Article 279A of the amended Constitution, the GST Council which will be a joint forum of the Centre and the States, shall consist of the following members: -

Union Finance Minister - Chairperson
b) The Union Minister of State, in-charge of Revenue of finance - Member
c) The Minister In-charge of finance or taxation or any other Minister nominated by each State Government - Members

In May 2022, the Chief Minister of Karnataka, Basavaraj Bommai, launched the AAYU app for health and wellness.
Karnataka Chief Minister Basavaraj Bommai on 29 May 2022 launched a new health and wellness app AAYU to address and help heal chronic diseases and lifestyle disorders through yoga and meditation. 
The app has been developed by Swami Vivekananda Yoga Anusandhana Samsthana (S-VYASA) in partnership with RESET TECH.

T. P. Ouseph was awarded the Dronacharya Award in 2021 for his coaching and contributions to weightlifting.
It was a proud moment for noted athletics coach T P Ouseph as he was selected for the Dronacharya Award in the life-time achievement category on Tuesday. 
The 75-year-old former Indian Air Force athlete has been moulding international and national jumpers for more than four decades.

The correct answer is calculated based on Ohm's law and the circuit configuration, yielding a 2 V potential drop across the 4 Ω resistor.
Ohm's law states that the voltage across a conductor is directly proportional to the current flowing through it, provided all physical conditions and temperatures remain constant. 
In the equation, the constant of proportionality, R, is called Resistance and has units of ohms, with the symbol Ω.

Contour ploughing helps to prevent soil erosion by reducing water runoff and promoting water absorption into the soil
Contour ploughing mitigates the impacts of floods, storms and landslides on the crops by reducing soil erosion up to 50 percent, controlling runoff water, increasing moisture infiltration and retention and thus enhancing soil quality and composition.

Sandhya Gurung was honored with the Dronacharya Award in 2021 for her contributions as a boxing coach.
Well-known Boxing Coach, Ms. Sandhya Gurung has been conferred with the Nation's highest coaching award by the President of India at a specially organized function at the Darbar Hall of Rashtrapati Bhavan on 13th November, 2021 (Saturday) at 1630 hrs

With four points, each pair of points determines a unique line.
 Therefore, the number of distinct straight lines is 6.

The distance between the pole and the center of curvature of a spherical mirror is twice the focal length, or 2f.
Radius of curvature is observed to be equal to twice the focal length for spherical mirrors with small apertures. Hence R = 2f.
We can say clearly that the principal focus of a spherical mirror lies at the centre between the centre of curvature and the pole.

The growth of mammary glands is a change specific to sexual maturation in girls.
 Growth of mammary glands is a change that is specifically associated with sexual maturation in girls. During puberty, girls experience the development of breast tissue, which includes the growth of mammary glands (the milk-producing glands), as well as the overall enlargement of the breasts.

Growth of hair on different parts of the body

The Goa government launched the "Pink Force" to improve safety for women and children in December 2021.
Chief minister Pramod Sawant launched Goa police’s pink force “to prevent crimes against women and children”. 
The total strength of the force is 250 personnel, and it will function round the clock, all year.
The pink force, which will concentrate its operations along coastal areas, will initially operate at 11 police stations, and then cover all others.
 It will be helped by local police stations, and if someone is to be arrested, the force will hand over the person to the local police.

To find the median, arrange the data in ascending order: 
11, 15, 16, 17, 18, 22, 33, 51, 71, 75.
The median is the average of the two middle numbers, 18 and 22, which equals 20.

To solve this problem, let's break down Anita's journey step by step and calculate herfinal position relative to her starting point, point A.

The series follows a pattern where each subsequent term increases by an incrementally larger number: 10, 26, 50, 82, and so on. Following this pattern, the next term after 179 is 301.

Based on the statements, conclusion III is the only one that logically follows. There is no logical basis for conclusions I and II.

Calculating the scores of A and C across all three tests and comparing them, A scores 7.69% more than C.

To find the percentage share, divide the number of policies sold by Q by the total number of policies sold by all five and multiply by 100. This results in a 25% share.

The logic involves reversing segments of letters. The third option, FLOWER : OLFREW,follows the same pattern.

Scheme 1 offers the highest benefit as it provides the greatest quantity increase per purchase.

0.42 can be expressed as the fraction

0.42= 42/100=21/50

adding 5,7,9,11,13
124+5=129
129+7=136
136+9=145
145+11=156
156+13=169

Since the intercepts made by the first transversal are in the ratio 3:4, the intercepts made by the second transversal will also be in the same ratio. This follows from the basic principle of proportionality in parallel lines and transversals.

Applying the coding rules to the given sequence, the correct code is JLFPAHD.

After applying the transformation, 4 numbers meet the criteria of being immediately preceded by a prime number and immediately followed by a symbol.

The code sums the alphabetical positions of each letter. For 'FARE', the sum is 36.

16 - 4 x 8 -3 ÷ 3

according to BODMAS

=16 - 4 x 8 -1
=16 - 12 - 1
=3

Counting based on the specified condition, there are 3 numbers each followed and preceded by a symbol.

Correct mean = (sum of 36 numbers + 6) / 36 = 42.17 (after correcting the misread value).

From the diagram, the number of girl students in arts who do not play sports is 138,and the students who play sports but are not girls and have taken arts is 178

odd number 15 Mar 2020 to 15 Mar 2021 is 1
odd number 15 Mar 2021 to 15 Mar 20222 is 1
so Tuesday -2=Sunday

divisibility rule for 4
Last two digits should be divisible by 4
in 3824 ,24 is divisible by 4
divisibility rule for 8 is
Last 3 digits divisible by 8
in 3824 ,824 is divisible by 8

Both arguments I and II strengthen the statement

Both arguments I and II weaken the statement

Argument II weakens, while argument I strengthens the statement

Argument I weakens, while argument II strengthens the statement

The profit earned by selling at ₹1,920 is equal to the loss suffered by selling at ₹1,500. Now, to find the selling price for a 10% profit: Required Selling Price = Cost Price + 10% of Cost Price = x + 0.1x = 1.1x Selling Price = 1.1 * 1710 = ₹1,881.

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