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Grade: 11
        Find The acceleration of 2 kg block , if the free end string is pulled with a force of 20N.
2 years ago

Answers : (1)

Sejal ghaitadkar
11 Points
							For 2kg block
F_upwards = 20 + 20 = 40 N
F_downwards = mg = 2*10 = 20 N
F_net = F_upwards - F_downwards
= 40 - 20
= 20 N
Acceleration = F_net / m
= 20 N / 2kg
= 10 m/s^2
2 years ago
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