laivanan99 laivanan99

14-06-2021
Physics

contestada

Một chất điểm chuyển động tròn đều, sau 5 giây nó quay được 20 vòng. Chu kì quay của chất điểm là:

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tranhuynhtan33 tranhuynhtan33

15-06-2021

Answer:

T=0,25s

Explanation

5s>20vong 1s>4vong

omega= 8pi

omega=2pi/T

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