[" 17.A particle is dropped along the axis from a height "f/2" on a concave minor of "],[" focallength fas slown in the figure.The acceleration due to gravity is g.Find "],[" the maximmmspeed of insinge."]

A particle is dropped along the axis from a height f/2 on a concave mirror of focal length f as shown in the figure. The acceleration due to gravity is g. Then the maximum speed of the image is given by 3/4sqrt(x f g) where x=………...

A particle is dropped along the axis from a height (f)/(2) on a concave mirror of focal length f as shown in figure. Find the maximum speed of image .

A particle is dropped along the axis from a height (f)/(2) on a concave mirror of focal length f as shown in figure. Find the maximum speed of image .

A particle is dropped along the axis from a height (f)/(2) on a concave mirror of focal length f as shown in figure. Find the maximum speed of image .

Find the magnitude of acceleration due to gravity at height of 10 km from the surface of earth.

A particle is dropped from height h = 100 m , from surface of a planet. If in last 1/2 sec of its journey it covers 19 m. Then value of acceleration due to gravity that planet is :

A particle is dropped from height h = 100 m , from surface of a planet. If in last 1/2 sec of its journey it covers 19 m. Then value of acceleration due to gravity that planet is :

A particle is dropped from height h = 100 m , from surface of a planet. If in last 1/2 sec of its journey it covers 19 m. Then value of acceleration due to gravity that planet is :

Acceleration the due to gravity become [(g)/(2)] at a height equal to