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Law of Conservation of Mechanical Energy

7.Two paper s...

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7.Two paper screen A and B are separated by distance 100m. A bullet penetrates A and B at points P and Q respectively, where Q is 10 cm below P.if bullet is travelling horizontally attime of hitting A ,the velocity of bullet at A is nearl

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Q. Two paper screens

A

B

are separated by a distance of

100

A

A

B

B

10

cm below the hole in

A

. If the bullet is travelling horizontally at the time of hitting the screen

A

, calculate the velocity of the bullet when it hits the screen

A

. Neglect the resistance of paper and air.

Q. Two paper screens A and B are separated by a distance of

100 m

. A bullet pierces A and then B. The hole in B is

10 c m

below the hole in A. If the bullet is travelling horizontally at A, velocity of the bullet at A is

(g = 9.8 m / s^{2})

Q. Two paper screens A and B are separated by a distance of 100 m. A bullet pierces A and then B. The hole in B is 10 cm below the hole in A. If the bullet is travelling horizontally at A, calculate the velocity of the bullet at A. Neglect the resistance of paper in air.

Q. Two paper screens

A

B

are separated by

150 m

. A bullet pierces

A

B

B

15 c m

below the hole is

A

. If the bullet is travelling horizontally at the time of hitting

A

, then the velocity of the bullet at

A

(g = 10 m s^{- 2})

.

Q. Two paper screens

A

B

are separated by

150 m

. A bullet pierces

A

B

such that hole in

B

h = 15 cm

below the hole in

A

. If the bullet is travelling horizontally at the time of hitting

A

, then the velocity of bullet at

A

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