Home
Class 12
PHYSICS
A balloon is rising up along the axis of...

A balloon is rising up along the axis of a concave mirror of radius of curvature`20m`A ball is dropped from the balloon at a height `15m`from the mirror when the balloob has velocity `20m//s`.Find the speed of the image of the ball formed by concave mirror after`4`seconds[take:`g=10m//s^(2)`]

Promotional Banner

Similar Questions

Explore conceptually related problems

A balloon is rising up along the axis of a concave mirror of radius of curvature 20 m A ball is dropped from the balloon at a height 15m from the mirror when the balloon has velocity 20m//s .Find the speed of the image of the ball formed by concave mirror after 4 seconds[take: g=10m//s^(2) ]

A balloon is rising up along the axis of a concave mirror of radius of curvature 20 m A ball is dropped from the balloon at a height 15m from the mirror when the balloon has velocity 20m//s .Find the speed of the image of the ball formed by concave mirror after 4 seconds[take: g=10m//s^(2) ]

An object of 5cm height is placed at a distance of 15cm from a concave mirror of radius of curvature 20 cm. Find the size of the image.

A ball is dropped from the top of a tower.prove that,the height of the tower is 20m if the ball reaches the ground with a velocity 20 m//s .

An object of height 5 cm is placed 2 m in front of a concave mirror of radius of curvature 40 cm. The size of image is

A ball is approaching a convex mirror of focal length 30 cm with speed 20m//s. Calculate the speed of its image when the ball was at 5 m from the mirror?

A body is dropped from a balloon moving up with a velocity of 4 m//s , when the balloon is at a height of 120 m from the ground. The height of the body after 5 s from the ground is: