an object completes one round of circle of radius 7m in 20s.. distance travel after 10s is?? 

Asked by ujjwalviky2003 | 27th Oct, 2017, 05:27: PM

Expert Answer:

total distance = circumference =2πr =2x3.14x7=43.96m
speed=43.69/20=2.1845 m/s
distance travelled =speedxtime=2.1845x10=21.845m

Answered by Gajendra | 5th Dec, 2017, 07:16: PM