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One fermimete is equal to
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ചുവടെ ചേർത്തിരിക്കുന്നവയിൽ അടിസ്ഥാന ഏകകം (Base Unit) ഏതാണ് ?
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ഭൂഗുരുത്വ സ്ഥിരാങ്കത്തിന്റെ യൂണിറ്റെന്ത് ?
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ac യെ dc യാക്കി മാറ്റുന്ന പ്രവർത്തനത്തിനുപയോഗിക്കുന്ന ഉപകരണം ഏത് ?
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ഒരു കോൺവെക്സ് ലെൻസിന്റെ ഫോക്കസ് ദൂരം 20 cm ആണെങ്കിൽ ഈ ലെൻസിന്റെ പവർ?
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ഹൈഡ്രോളിക് ബ്രേക്കിൽ ഉപയോഗിക്കുന്ന അടിസ്ഥാന നിയമം.
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താഴെ തന്നിരിക്കുന്നവയിൽ നിന്നും പ്രകൃതിയിലെ അടിസ്ഥാന ബലം തെരഞ്ഞെടുക്കുക.
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ഉയർന്ന പ്രദേശങ്ങളിൽ ജീവിക്കുന്ന ആളുകൾക്ക് ആഹാരം പാകം ചെയ്യാൻ പ്രഷർകുക്കർ അത്യാവശ്യമാണ്. ഇതിന് കാരണം ഉയർന്ന പ്രദേശങ്ങളിൽ :
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ദ്രാവകതുള്ളി ഗോളാകൃതിയാകാൻ കാരണം ?
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Name the scientist who stated that matter can be converted into energy ?
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Out of the following, which frequency is not clearly audible to the human ear?
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When two sound waves are superimposed, beats are produced when they have ____________
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The phenomenon in which the amplitude of oscillation of pendulum decreases gradually is called ?
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The types of waves produced in a sonometer wire are ?
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Beats occur because of ?
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Sound travels at the fastest speed in ________.
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Waves which do not require any material medium for its propagation is _____________
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If a sound travels from air to water, the quantity that remain unchanged is _________
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Materials for rain-proof coats and tents owe their water-proof properties to ?
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Of the following properties of a wave, the one that is independent of the other is its ?
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The motion of a freely falling body is an example of ________________________ motion.
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Friction is caused by the ______________ on the two surfaces in contact.
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When a running bus stops suddenly, the passengers tends to lean forward because of __________
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A device, which is used in our TV set, computer, radio set for storing the electric charge, is ?
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Mirage is observed in a desert due to the phenomenon of :
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A well cut diamond appears bright because ____________
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Out of the following, which is not emitted by radioactive substances?
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Magnetism at the centre of a bar magnet is ?
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Which instrument is used to measure heat radiation ?
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The passengers in a boat are not allowed to stand because :
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When a ship floats on water ________________
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Positron was discovered by ?
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Which of the following instrument convert sound energy to electrical energy?
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Who is the father of nuclear physics?
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ശരാശരി പ്രവേഗത്തിന്റെ ഡൈമെൻഷൻ താഴെ പറയുന്നവയിൽ ഏതാണ് ?
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"ഒരു കേന്ദ്രീകൃത ദ്രവത്തിൽ പ്രയോഗിക്കാവുന്ന മർദ്ദം, എല്ലാ ദിശയിലേക്കും ഒരേ അളവിൽ വ്യാപിക്കും". ഈ പ്രസ്താവന ഏതു നിയമം ആണ് ?
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ഒരാൾ തലയിൽ ഭാരം ചുമന്ന് നടക്കുമ്പോൾ ചെയ്യുന്ന പ്രവ്യത്തി എന്തായിരിക്കും ?
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The laws of reflection are true for ?
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The lifting of an airplane is based on ?
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A jet engine works on the principle of conservation of ?
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The dimensions of kinetic energy is same as that of ?
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Optical fibre works on which of the following principle of light?
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Electric Motor converts _____ energy to mechanical energy.
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For an object, the state of rest is considered to be the state of ______ speed.
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The laws which govern the motion of planets are called ___________________.?
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Which instrument is used to listen/recognize sound underwater ?
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Large transformers, when used for some time, become very hot and are cooled by circulating oil. The heating of the transformer is due to ?
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The absorption of ink by blotting paper involves ?
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The charge on positron is equal to the charge on ?
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The absolute value of charge on electron was determined by ?
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