Home
Class 12
CHEMISTRY
A man in a lift ascending with an upward...

A man in a lift ascending with an upward acceleration `a` throws a ball vertically upwards with a velocity `v` with respect to himself and catches it after `t_1` seconds. After wards when the lift is descending with the same acceleration `a` acting downwards the man again throws the ball vertically upwards with the same velocity with respect to him and catches it after `t_2` seconds?

A

NO and CO

B

NO and `CO_(2)`

C

`NH_(3)` and `PH_(3)`

D

NO and `C_(2) H_(6)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Similar Questions

Explore conceptually related problems

A man in a lift throws a ball vertically upwards with a velocity v and catches it (i) after t_(1) second when the lift is ascending with an upward acceleration of 'a' and (ii) after t_(2) second when the lift is descending downward with the same acceleration 'a'. THe velocity of the ball v is

From a lift moving upwards with a uniform acceleration a = 2 ms^(–2) , a man throws a ball vertically upwards. with a velocity v = 12 ms^(-1) releative to lift the ball comes back to the man after a time t find. t

A body starting with a velocity 'v' returns to its initial position after 't' second with the same speed, along the same line. Acceleration of the particle is

A ball is thrown vertically upward with a velocity 'u' from the balloon descending with velocity v. After what time, the ball will pass by the balloon ?

A ball is thrown upward with such a velocity v that it returns to the thrower after 3 s. Take g = 10 ms^(-2) . Find the value of v :-

A lift is moving up with acceleration a A person inside the ligt throws the ball upwards with a velocity u relativeto hand. a. What is the time of flight of the ball? b. What is the maximum height reached by the ball in the lift?

A ball is thrown vertically upwards from the top of tower of height h with velocity v . The ball strikes the ground after time.

A ball is thrown vertically upward with a velocity u from balloon descending with a constant velocity v. The vall will pass by the balloon after time

A boy is sitting in a car moving with uniform velocity. The boy throws a ball vertically upwards which falls back into his hands. A man standing on the road watches the motion of the ball. The path of the motion of the ball will be:

A person standing downward on a tower throws a stone vertically upward with a velocity u and drops another stone downward with same initial velocity. Which stone will strike the earth with a larger velocity ?