Challenger App

No.1 PSC Learning App

1M+ Downloads

Which of the following types of images can be obtained on a screen?

  1. (a) Real and enlarged
  2. (b) Real and diminished
  3. (c) Virtual and enlarged
  4. (d) Virtual and diminished
    Tropical Evergreen Forests are found in which of the following states of India?
    What part of the respiratory system prevents the air passage from collapsing?
    On 7 March 2022, the Ministry of Women and Child Development (MWCD), in partnership with the Ministry of Education and UNICEF, launched the campaign to bring back out-of-school adolescent girls in India to formal education. The campaign is called?
    If a ray of light is incident passing through the center of curvature of a concave mirror, then the angle between the incident ray and the reflected ray will be equal to?
    Each of P, Q, R, S, T, U and V go to swim on a different day of a week starting from Monday and ending on Sunday of the same week. P goes to swim on Saturday. Exactly three people go to swim between P and U. Exactly two people go to swim between U and T. Exactly two people go to swim between Q and R. Exactly three people go to swim between S and V. Exactly two people go to swim between S and R. When does T go to swim?
    The Periyar River flows in which of the following Indian states?
    In how many languages was the Bal Sahitya Puraskar awarded in 2021?
    In which of the following reactions of respiration is oxygen required?
    What is the name of the indigenously developed High-Speed Expandable Aerial Target System that was successfully flight-tested by the Defence Research and Development Organisation (DRDO) in December 2021?
    Which of the following relations represents the correct mathematical form of Ohm’s law?

    Refer to the following letter, symbol series and answer the question that follows. Counting to be done from left to right only.

    (Left) F & L A V @ * K Z > N E $ B = M U & # T £ G € Z (Right)

    How many such symbols are there each of which are immediately preceded by a letter and also immediately followed by another symbol?

    P, Q, R, U, V and W live on six different floors of the same building. The lowermost floor in the building is numbered 1, the floor above it is numbered 2 and so on till the topmost floor, which is numbered 6. V lives on floor number 5. P lives on a floor above V. Only U lives below R. W lives on an even numbered floor. How many people live below Q?
    In a certain code language, A + B means ‘A is the sister of B’, A – B means ‘A is the father of B’, A x B means ‘A is the brother of B’ and A ÷ B means ‘A is the wife of B’. How is P related to T if ‘P x Q ÷ R – S + T’?
    If ‘A’ stands for ‘÷’, ‘B’ stands for ‘×’, ‘C’ stands for ‘+’ and ‘D’ stands for ‘−’, what will be come in place of question mark ‘?’ in the following equation? 3 B 41 A 3 D 34 C 17 = ?
    Which of the following groups of organisms help in keeping the environment clean?
    In a certain code language, ‘OWNS’ is coded as ‘4957’ and ‘NEWS’ is coded as ‘9247’. What is the code for ‘E’ in that language?
    RN 13 is related to TM -6 in a certain way. In the same way, LO 9 is related to NN -10. To which of the following is OS 3 related, following the same logic? (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into their constituent digits. E.g. 13 – Operations on 13 such as adding/subtracting/multiplying to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.)
    Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only. (Left) # 9 3 6 9 & & © 9 € 9 8 © 4 $ # 3 4 $ * € £ (Right) How many such symbols are there which are immediately preceded by a number and also immediately followed by a symbol?
    Which of the following letter-clusters should replace # and % so that the pattern and relationship followed between the letter-cluster pair on the left side of :: is the same as that on the right side of :: ? # : LNI :: QSN : %
    Which of the following letter-clusters will replace the question mark (?) in the given series to make it logically complete? OEK 16 PJN 9 ? RTT −11 SYW −24

    In the following number-pairs, the second number is obtained by applying certain mathematical operations to the first number. Select the set in which the numbers are related in the same way as are the numbers of the following sets. (Note: Operations should be performed on the whole numbers, without breaking down the numbers into their constituent digits. E.g. 13 – Operations on 13 such as adding/subtracting/multiplying to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.)

    56, 63.4

    84, 91.4

    Which of the following compounds is/are used in black and white photography?
    29 is related to 30.6 following a certain logic. Following the same logic, 35.2 is related to 36.8. To which of the given options is 32 related to, following the same logic? (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into their constituent digits. E.g. 13 – Operations on 13 such as adding/subtracting/multiplying to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.)
    The Panchayati Raj system was first implemented in which state of India?

    Select the correct mirror image of the given figure when the mirror is placed at MN as shown below.

    image.png
    image.png
    Based on the English alphabetical order, three of the following four letter-cluster pairs are alike in a certain way and thus form a group. Which letter-cluster pair DOES NOT belong to that group? (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster.)

    Identify the figure given in the options which when put in place of the question mark (?) will logically complete the series.

    image.png

    A

    image.png

    B

    image.png

    C

    image.png

    D

    image.png
    A is the daughter of C's sister B. D is the father of C's husband E. How is A related to D?
    This question is based on the following words. PAD SHE NOT WIN If in each of the words, each letter is changed to the next letter in the English alphabetical order, how many words thus formed will have no vowel?
    In a certain code language, ‘inspire others daily’ is written as ‘lo ab ef’ and ‘daily routine matters’ is coded as ‘mo ef tu’. How is ‘daily’ coded in the given language?
    This question is based on the five, three-digit numbers given below. (Left) 479 152 937 512 738 (Right) (Example- 697 – First digit = 6, second digit = 9 and third digit = 7) NOTE: All operations to be done from left to right. If all the numbers are arranged in ascending order, the position(s) of how many numbers will remain unchanged?

    Which of the following statements are correct?

    1. (i) Tin-lead alloy is used for making fuse wires.
    2. (ii) Fuse is connected to the live wire.
    3. (iii) The material chosen for making fuse should have a high melting point.
      E, A, R, T and H each have different age. Only four people are younger than R. There are only two people who are aged between T and A. H is younger than E but elder than A. How many people are elder than E?
      Ram starts from Point A and drives 6 km towards East. He then takes a right turn, drives 2 km, turns right and drives 3 km. He then takes a left turn and drives 4 km. He takes a final right turn, drives 3 km and stops at Point B. How far (shortest distance) and towards which direction should he drive in order to reach Point A again? (All turns are 90 degree turns only unless specified.)
      What will come in place of the question mark (?) in the following equation, if ‘+’ and ‘−’ are interchanged and ‘×’ and ‘÷’ are interchanged? 30 ÷ 3 + 14 × 2 − 6 = ?
      In which year did the Supreme Court give its judgment in the "Satbir Singh versus the State of Haryana" case, which was related to dowry issues?
      Seven people, A, B, C, D, E, F and G, are sitting in a row, facing north. Only two people sit between G and C. Only D sits to the right of F. Only one person sits between C and F. A sits at some place to the right of E but at some place to the left of B. How many people sit to the right of A?
      Based on the English alphabetical order, three of the following four letter-clusters are alike in a certain way and thus form a group. Which letter-cluster DOES NOT belong to that group? (Note: The odd man out is not based on the number of consonants/vowels or their position in the letter-cluster.)
      Three of the following four letter-cluster pairs are alike in a certain way and thus form a group. Which is the letter-cluster pair that does NOT belong to that group? (Note: The odd one out is not based on the number of consonants/vowels or their positions in the letter-cluster.)
      Each of P, Q, R, S, T, U and V has an exam on a different day of a week starting from Monday and ending on Sunday of the same week. R has an exam on Wednesday. Exactly 3 people have an exam between R and U. V has an exam immediately after S and Q has an exam immediately before S. Only 3 people have an exam between P and S. Who has an exam on Monday?
      Which of the following letter-clusters should replace # and % so that the pattern and relationship followed between the letter-cluster pair on the left side of :: is the same as that on the right side of :: ? # : USN :: PNI : %
      What should come in place of the question mark (?) in the given series based on the English alphabetical order? TVO RTM PRK NPI ?
      I, J, K, L, P, Q and R are sitting around a square table facing the centre of the table. Only two people sit to the right of K. Only two people sit between K and R. Only two people sit between I and Q. Q sits to the immediate left of K. L sits to the immediate right of P. Who sits at the third position from the left end of the line?
      Select the number from among the given options that can replace the question mark (?) in the following series. 13 22 40 67 103 ?

      The table given below shows four methods of contraception and their modes of action. Which option shows the correct matching?

      Copper-T Sperms do not reach cervix
      Oral pills Prevent fertilization
      Condom Egg will not reach uterus
      Tubectomy Prevent implantation

      താഴെ നൽകിയിട്ടുള്ള 3 ചിത്രങ്ങൾ ചില പ്രത്യേകതകൾ പങ്കിടുന്നതിനാൽ ഒരു നിശ്ചിത രീതിയിൽ സമാനമാണ്. നൽകിയിട്ടുള്ള ചിത്രങ്ങളുമായി സമാനമായ പ്രത്യേകതകൾ പങ്കിടുന്ന ഓപ്ഷൻ തിരഞ്ഞെടുക്കുക.

      image.png

      A

      image.png

      B

      image.png

      C

      image.png

      D

      image.png
      In a certain code language, ‘WARD’ is coded as ‘2619’ and ‘DART’ is coded as ‘4962’. What is the code for ‘T’ in the given code language?

      Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusion(s) logically follow(s) from the

      statements.

      Statements:

      All stoves are cylinders.

      All cylinders are mixers.

      Some cylinders are grinders.

      Conclusions:

      (I) Some grinders are cylinders.

      (II) Some mixers are grinders.

      LMN starts from Point A and drives 18 km towards East. He then takes a right turn, drives 13 km, turns right and drives 29 km. He then takes a right turn and drives 17 km. He takes a final right turn, drives 11 km and stops at Point P. How far (the shortest distance) and towards which direction should he drive in order to reach Point A again? (All turns are 90° turns only, unless specified.)