A simple pendulum of length / has an energy E, when its amplitude is A. If the length of pendulum is doubled, the energy will be___________________?

Related Mcqs:

When a circular wheel rolls on a straight track, then the shape of body centrode and space centrode respectively are________________?

A. straight line and parabola B. straight line and circle C. circle and straight line D. circle and parabola...

One end of an elastic string of natural length / and modulus X is kept fixed while to the other end is attached a particle of mass m which is hanging freely under gravity. The particle is pulled down vertically through a distance x, held at rest and then released. The motion is___________________?

A. a simple harmonic motion B. a rectilinear motion with constant speed C. a damped oscillatory motion D. none of the above...

If the given forces P,, P2, P3 and P4 are such that the force polygon does not close, then the system will___________________?

A. be in equilibrium B. always reduce to a resultant force C. always reduce to a couple D. both (A) and (C)...

Which of the following is a scalar quantity ?

A. energy B. momentum C. torque D. impulse...

The following is in unstable equilibrium__________________?

A. a uniform solid cone resting on a generator on a smooth horizontal plane B. a uniform solid cone resting on its base on a horizontal plane C. a solid cube resting on one edge D. a satellite encircling the earth...