Question

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8.
A bus decreases its speed from 80 kmph, to 60 kmph, in 5 s. Find the acceleration of the bus [
a) a = -2.11 ms b) a = +2.11 ms a = - 1.11 ms. d) a = + 1.11 ms?
A bullet is fired on to a wall with a velocity of 50 m/s. If the bullet at the depth of 10 cm inside the wall,
find the retardation produced by the wall​

Answer 1

Answer:

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Explanation:

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