Multiply the power (1,800 watts) by time (1,200 seconds) to get 2,160,000 joules (or 2.16 MJ)
Answer:
0.83
Explanation:
to figure out what m/s is you would divide the distance by time.
1000 divided by 1200 is equal to .83 so
.83 m/s as your final answer
Answer:
The final velocity 
Explanation:
Given data
Mass of merry go round
= 120 kg
Radius = 1.8 m
Initial angular velocity
= 0.6 
Mass of boy
= 25 kg
We know that the final velocity is given by

Put all the values in above formula we get


This is the final velocity.
Answer:
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