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  • A cyclist starts from the centre O of a circular park of radius 1 km, reaches the edge P of the park, then cycles along the circumference, If the round trip takes 10 min what is the (b) average velocity,

Q. 4.9 A cyclist starts from the centre  O  of a circular park of radius 1\; km, reaches the edge P of the park, then cycles along the circumference, and returns to the centre along QO as shown in Fig. 4.21. If the round trip takes 10 \; min. what is the

 (b) average velocity,

                

                

Answers (1)

best_answer

(b)  Average velocity is defined as the net displacement per unit time. Since we have the net displacement to be zero so the avg. velocity will also be zero.

 

  Avg.\ Velocity\ =\ \frac{Net\ displacement}{Time\ taken}

Posted by

Devendra Khairwa

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