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

User Amance
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1 Answer

3 votes

Answer:

T=0,25s

Step-by-step explanation

5s>20vong 1s>4vong

omega= 8pi

omega=2pi/T

User MeetJoeBlack
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