Question

The solution of these questions

Answer 1

Answer:

1 ans is =2) 300m

ans 2) -4 )15

Explanation:

ans 3-1)1/5s

ans 4-3)2.5ms-2

Answer 2

Explanation:

Velocity of a body moving with uniform acceleration of 3 ms −2is changed for 10 s starting from a certain time. Average velocity of body during this time is 30ms −1 .

Displacement during this time is :

A) 300 m

B) 200m

C)400m

D)250m

Solutions:

Displacement=average velocity×time =30×10=300 m

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