Question

please answer the given attachment.

Answer 1

Answer:

Speed = 120km/h = 120*5/18 = 100/3 m/s

Time = Distance/speed

T = 20/(100/3) = 60/100 = 3/5 second (Ans)

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Answer 2

Cricket ball speed = 120km/hr

=> 120*(1000/60) m/min

=> 2000 m/min.

=> (2000/60) m/s

=> (100/3) m/s

Distance = 20 metres

=> (20/100)/3

=> 60/100

=> 0.6 seconds

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