Question

physics chapter 8 class 9 ​

Answer 1

1. velocity time graph
2. uniform circular motion : when a particle moves on a circular motion about a fixed point with a constant speed , is called uniform circular motion
3. clearly acceleration = change in velocity per second

= 36-18÷

=18/5ms-2

distance = speed ×time

= 18 × 5 = 90

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Answer 2

Answer:

Hey mate your answer is given below