Physics question and answers for April 21, 2024
- Q Consider a particle subjected to a time independent potential V r a Assume that a state of the particle is described by a wave function of the form r t...
- Q In the measurement of the acceleration due to gravity using a simple pendulum the percentage error in the measured value of the length the pendulum is 2 and that in...
- Q A particle is executing simple harmonic motion about y 0 along y axis Its position at an instant is given by y 7sin nt where y is in metres Its...
- Q A particle performs SHM on a straight line with time period T and amplitude A The average speed of the particle between two successive instants when potential and kinetic energy...
- Q A block of mass m is attached to one end of a spring of spring constant k and arrangement is kept at rest on smooth horizontal surface as shown The...
- Q Two boys A and B are at a distance 1360 m apart Boy B clapped at the same time boy A released the bob of pendulum from its extreme point...
- Q Two particles are executing SHM along the same line with same frequency and amplitude A What is the phase difference between the particles if they cross each other at position...
- Q K 000000000 000000000 K m K vvvvvvvvv vo In the arrangement shown the spring constant K of each spring is 10 N m and if block of 100 gm is...
- Q Two linear SHM of equal amplitudes A and frequencies o are superimposed along x and y axes respectively If the initial phase difference between them is 2 the resultant path...
- Q A particle is performing simple harmonic motion then at what percentage of the amplitude is displacement from mean position to have its kinetic energy exceeds its potential energy by half...
- Q A thin copper plate of mass m has a shape of a square with a side b and thickness d The plate is suspended on a vertical spring with a...
- Q 53 When an oscillator completes 100 oscillations its amplitude reduced to 1 of initial value What will be its amplitude when it completes 200 oscillations 3 2 a c d...
- Q Potential energy of a particle of mass 2 kg is given as 2x Initially particle is at equilibrium position then time period for small oscillation about stable equilibrium position is...
- Q A cylinder of mass m is allowed to roll on a smooth horizontal table with a spring of spring constant k attached to it so that it executes SHM about...
- Q A particle of mass 4 kg executes SHM such that its energy of SHM is 36 J Its velocioty at t 0 is 3 m s and displacment from the...
- Q A simple pendulum in a stationary lift has time period T What would be the effect on the time period when the lift i moves up with uniform velocity ii...
- Q The displacement of a body executing SHM IS given by x Asin 3rt The first time after t 0 when the speed is maximum is 1 0 33 sec 2...
- Q A car start moving from rest on a horizontal ground such that the position vector of a car with respect to its starting point is given as r bt ct...
- Q Thich of the following statements is true A B D The rate law for a reaction must depend on the concentrations of all reactants that appear in the stoichiometric equation...
- Q Consider a block suspended with the light rod being horizontal in equilibrium as shown All springs are light Neglect friction everywhere Find the time period for small oscillation of the...
- Q Two particles A and B execute SHM of period 5T They start from MP Find the phase difference between them when particle A complete one oscillation T and 1 2...
- Q When the arrangement shown is in equilibrium the spring on the right 62 m is stretched by an amount xo Coefficient of static friction between the blocks is u and...
- Q A block attached to an ideal spring oscillates without friction on a horizontal table A student makes the following measurements on the block k 97 71 m 5 19 A...
- Q T 10 2 A simple harmonic equation is given by y 10 sin Calculate the following measurements are in S I units a frequency b period e displacement velocity and...
- Q A 30 g mass is suspended by a vertical spring whose force constant is 15 N m The mass is now immersed in a liquid that provides a damping coefficient...
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