The engine of a jet aircraft applies a thrown force of 10 n during take off and causes the plane to attain a velocity of 1km/s in 10 s. The mass of the plane is
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Hey Dear,
◆ Answer -
m = 0.1 kg
◆ Explaination -
# Given -
F = 10 N
v = 1 km/s = 1000 m/s
t = 10 s
# Solution -
Applying Newton's 2nd law of motion -
F = m.a
F = m × (v-u)/t
m = F.t / (v-u)
m = 10 × 10 / (1000-0)
m = 100 / 1000
m = 0.1 kg
Therefore, mass of plane is 0.1 kg.
Thanks dear...
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