1.

For an object moving with uniform acceleraation, travelling 50m in 5th sec, 70m in 70th sec. (a) Its initial velocity is 5m/s (b) Its acceleration is 20m//s^(2). (c ) Its travels 100m in 9th sec (d) Its average velocity during 9th sec is 90m/s

Answer»

a is true
a & d are true
a & B are true
a & C are true

Answer :B


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