Assertion : A hole were drilled through the center of each and a ball is dropped into the hole at one will not get other out of other end of the hole
Reason : It will come out of the end normally

STATEMENT-1 : If a hole were drilled through the centre of the earth and a ball dropped into the hole at one end, it will not pop out of other end of the hole. STATEMENT-2 : It should come out of the othe end normally.

(A): If a hole were drilled through the centre of earth and ball dropped into the hole at one end, it will oscillate. (R): The ball will comes out of other end if passed through centre hole in earth.

A hole is drilled along the diameter of the earth and pen is dropped into it. The time taken by it is reach other end of the earth is

Efflux is coming out of hole as shown in figure

Water is coming out of a hole made in the wall of a freshwater tank. If the size of the hole is increased Will the velocity of efflux of water change?