Block A is moving away from the wall at a speed v and acceleration a.

A block A and wedge B connected through a string as shown. The wadge B is moving away from the wall with acceleration 2m//s^(2) horizonally and acceleration of block A is vertical upwards. Then

A block A and wedge B connected through a string as shown. The wedge B is moving away from the wall with acceleration 2m//s^(2) horizontally and acceleration of block A is vertical upwards. Then

A block A and wedge B connected through a string as shown. The wadge B is moving away from the wall with acceleration 2m//s^(2) horizonally and acceleration of block A is vertical upwards. Then

A ladder of length 20 feet rests against a smooth vertical wall. The lowerend, which is on a smooth horizontal floor is moving away from the wall at the rate of 4 feet/sec. If the lower end is 12 feet away from the wall, then the rate at which the upper end move, is

A star is moving away from the Earth with speed V. Change in wavelength (dlambda) observed on Earth is

A person runs with a speed u towards a bicycle moving away from him with speed v . The person approaches his image in the mirror fixed at the rear of bicycle with a speed of

In the following figure, the magnet is moved towards the coil with a speed v and induced emf is e. if magnet and coil reced away from one another each moving with speed v , the induced emf in the coil will be

Find the acceleration of block B as shown in fig. (a) and (b) relative to block A and relative to ground if block A is moving toward right with acceleration a.