Question
Question: A body is thrown with speed of 30 m/s at angle 30º with horizontal from a perfectly inelastic horizo...
A body is thrown with speed of 30 m/s at angle 30º with horizontal from a perfectly inelastic horizontal floor. The time after which it is moving perpendicular to its initial direction of motion is –
A
6 sec.
B
3 sec.
C
1.5 sec.
D
Never
Answer
Never
Explanation
Solution
As q < 45º body never moves perpendicular to its initial direction of motion