Physics questions
20125 published questions with worked solutions.
- If ' U' is change in internal energy, 'W' is work done and 'Q' is amount of heat exchanged in the thermodynamic system. Match the...
- An ideal gas is expanded adiabatically. How many times has the gas to be expanded to reduce the rms speed of molecules 2 times? (...
- A thermodynamic process of uncontrolled change satisfying the equation Q = W = 0 (zero) is known as [Q = heat supplied, W = work...
- Simple harmonic oscillations are
- A body is said to be in simple linear harmonic motion (S.H.M.) about a fixed point, if A) it moves along a straight line B) it's...
- In a simple harmonic motion, the restoring force or restoring acceleration is directly proportional to
- The oscillatory motion is simple harmonic motion Since
- In ideal simple harmonic motion, the constant quantity is
- A .particle is moving in a circle with uniform speed. Its motion is
- The necessary and sufficient condition for S.H.M. IS
- When the amplitude of a particle executing S.H.M. is ,increased slightly its period
- The position at which the net force on the oscillating particle is zero, the position is
- The constant of proportionality of a particle performing S.H.M. depends upon
- motion of a body which repeats after equal intervals of time is called.
- All oscillatory motions are necessarily periodic motions but
- A particle is moving in a circle with uniform speed. Its motion is
- The condition for oscillations of the body is
- A particle performing S.H.M. with the initial phase angle is /2. Then the particle is at
- Which of the following is not essential for S.H.M.?
- The quantity which does not vary periodically in SHM is