KVPY PREVIOUS YEAR-MOCK TEST 3-EXERCISE
- A musician using and open flute of length 50 cm produces second harmo...
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- A diatomic molecule is made of two masses m(1) and m(2) which are sepa...
03:12
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- In an experiment of calibartion of voltmeter, a standard cell of emf 1...
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- AB is a cylinder of length 1m fitted with a thin flexible diaphragm C ...
07:43
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- Graph shows a hypothetical speed distribution for a sample of N gas pa...
04:43
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- Figure shows a method for measuring the acceleration due to gravity. T...
03:31
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- A long plying record revolves with a speed of 33 (1)/(3) "rev min"^(-1...
04:30
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- In an experiment to determine the acceleration due to gravity g, the f...
07:01
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- A thin uniform rod, pivoted at O, is rotating in the horizontal plane ...
01:57
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- Two mirrors, one concave and the other convex, are placed 60 cm apart ...
06:36
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- Ionization potential of hydrogen atom is 13.6 eV. Hydrogen atoms in th...
03:41
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- A bar magnet of dipole moment 1 A-m^2 and moment of inertia 10^-5kg-m^...
03:53
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- A cylindrical vessel of area of cross section A is filled with a liqui...
06:11
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- An asteroid of mass m is approaching earth, initially at a distance 10...
03:20
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- Two polaroids are placed in the path of unpolarized beam of intensity ...
05:08
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- An infinite cylinder of radius r with surface charge density sigma is ...
04:27
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- A glass sinker has a mass M in air, When weighed in a liquid at temper...
05:30
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- A radioactive material decays by simultaneous emission of two particle...
04:44
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- Calculate the rate of loss of heat through a glass window of area 1000...
02:47
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- from the following combinations of physical constants (expressed throu...
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