A stone dropped from a building of height h and it reaches after t seconds on earth. From the same building if two stones are thrown (one upwards and other downwards) with the same velocity u and they reach the earth surface after t1 and t2 seconds respectively, then 

(1) t=t1t2

(2) t=t1+t22

(3) t=t1t2

(4) t=t12t22 

Concept Videos :-

#27-Equations for Uniform Acceleration 28Calculus Method29
#28-Sign Convention
#29-Solved Examples 16
#32-Solved Examples 19
#33-Solved Examples 20
#35 Solved Examples 22
#30-Solved Examples 17

Concept Questions :-

Uniformly accelerated motion
Explanation is a part of a Paid Course. To view Explanation Please buy the course.

Difficulty Level: