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execute the code with recursion tree and then use backtracking.
An object of mass ‘m’ be made to fall freely from a height ‘h’. At the start the potential energy is _____ and kinetic energy is ______.
...Which law describes the relationship between the force applied to a spring and its extension or compression?
The apparent weight of a person in a lift moving downward with uniform acceleration is:
A myopic person has a power of 1.25 dioptre, what is the local length and nature of his lens?
Which of the following optical phenomena CANNOT convert unpolarised light to plane polarised light?
Which phenomenon does a hologram use to create an image?
If radius of earth is R then the height ‘h’ at which the value of ‘g’ becomes one-fourth is-
When a cannonball is fired, its motion is an example of ______.