Q.1if a freely falling object from the top of the tower reaches the surface of earth after 4/s ,Wgat is the height of the tower
a.19.6
b.39.2
c.78.4
d156.8
Q.2 when an object is moving with a uniform velocity, what is its acceleration
a.zero
b.uniform
c.non uniform
d.negative
Q.3The average speed of a vehicle is 25m/s , which if the following can be say about the speed of the vehicle bas2d on this
P. it can never be more than 25m/s
Q.it can never be less than 25m/s
R.there would we times when it is less than 25m/s
S. there would be times when it is more than 25m/s
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Answer:
q 1 a q2 c Q3 s
Explanation:
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