a train moving with a velocity of 18 kilometre takes 5 seconds to stop after the brakes are applied.
Find the force exerted on it if the mass is 2000 kg????
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Answered by
0
Answer:
Heya...
Initial velocity = 180km/hr = 50m/s
Final Velocity = 0
Time= 5 s , mass = 2000 kg
From first equation on motion,
v = u + at
u = -at
a = -(u/t) = -10m/s²
From newton's second law,
Force = mass × acceleration
F = 2000 × (-10)
F= (-20000)
#Hope it helps u ✌
Answered by
0
Answer:
F=(minus2000 i think it is helpful for you
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