7 मीटर त्रिज्या के एक वृत्त पर कोई वस्तु 4मीटर/सेकण्ड की एकसमान चाल से चलती है, तो एक चक्कर पूरा करने में उसको कितना समय लगेगा?
Answers
Answered by
3
QUESTION
If an object on a circle of radius 7 m moves at a uniform speed of 4 m / s, how long will it take to complete a round?
ANSWER
r=7m
v=4m/s
t=?
d=2pir
v = d / t
t=(2*22/7*7)/4
=44/4
=11
Answered by
4
Explanation:
radius =7m
perimeter=22/7*7*2=44m
time =44/4=11m
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