Distance between screen and source is decreased by 25%. Then the percentage change in fringe width is

Distance between screen and sources is decreasesd by 25 % . Then the percentage change in fringe widht is

If the distance between the screen and the sources is decreased by 25%, then the change in fringe width is

If the length of a rectangle is increased by 50% and breadth is decreased by 25%, what is the percentage change in its area? 12.5% increase (b) 10% increase (c) 25% increase (d) 20% decrease

If the radius of a sphere is decreased by 25%, then the percentage decrease in its surface area is:

If initial fringe width is X, the distance between screen and slits is increased by 25% and distance between two slits is halved, then how many times does fringe width increase?

If the distance between two bodies is increased by 25% , then the % change in the gravitational force is

If distance between source and screen increases by 2%, then intensity obtained at screen will be .......

In a biprism experiment , the band width is found to be increased by 25% of the initial . If the distance between slit and eyepiece is increased by 20 cm then the initial distance between slit and eyepiece is

In a biprism experimentn the the band width is found to be increased by 25% of the initial. If the distance between sliteand eyepeice is increased by 20 cm then the initial distance between slit and epepiece is