Physics, asked by anshumalik474, 4 months ago

6.
A cart is moving horizontally along a straight line with
constant speed 30 m/s. A projectile is to be fired
upward from the moving cart in such a way that it
will return to the cart after the cart has moved 80m.
At what speed (relative to the cart) must the
projectile be fired (Take g = 10m/s)​

Answers

Answered by jha291380
1

Answer:

From the inertial frame this is a projectile motion with range 80m and horizontal velocity 30 m. Time of flight is 80/30=8/3 s. displacement along y direction is zero.

H=ut−

2

1

gt

2

=0

⇒u=

2

gt

=

2

10×

3

8

=

3

40

m/s

Answered by anjalisharmasava4779
0

Answer:

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Explanation:

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