A heavy ladder resting on floor and against a vertical wall may not be in equilibrium if________________?

Related Mcqs:

If A is the amplitude of particle executing simple harmonic motion, then the total energy E of the particle is___________________?

A. proportional to A B. proportional to A2 C. proportional to 1/A2 D. independent of A...

A particle is dropped from a height of 3 m on a horizontal floor, which has a coefficient of restitution with the ball of 1/2. The height to which the ball will rebound after striking the floor is____________________?

A. 0.5 m B. 0.75 m C. 1.0 m D. 1.5 m...

A ball is dropped from a height of 16 m on a horizontal floor. If it rebounds to a height of 9 m after striking the floor, the coefficient of restitution between ball and floor is_____________________?

A. 1/4 B. 2/3 C. 3/4 D. 4/3...

Joule is the unit of__________________?

A. power B. impulse C. work D. momentum...

The resultant of two forces P and Q is R. If Q is doubled, the new resultant is perpendicular to P. Then_________________?

A. P = R B. Q = R C. P = Q D. None of the above is correct...