5. A truck starts from rest and rolls down a hill with a constant acceleration. It travels a distance of 400 m in 20 s. Find itsacceleration. Find the force acting on it if its mass is7 tonnes (Hint 1 tonne = 1000 kg.)

5. A truck starts from rest and rolls down a hill with a constant ac

1.	5. A truck starts from rest and rolls down a hill with a constant acceleration. It travels a distance of 400 m in 20 s. Find itsacceleration. Find the force acting on it if its mass is7 tonnes (Hint 1 tonne = 1000 kg.)
Answer» ...ACCELERATION = 2m/s²...F= ma= 7×1000×2= 14000N...EXPLANATION:...S= ut+1/2at²S400= 0×t+1/2a×20×201=0+1/2a1=1/2aa=2m/s² F=maF=7×1000×2F=14000N...

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5. A truck starts from rest and rolls down a hill with a constant acceleration. It travels a distance of 400 m in 20 s. Find itsacceleration. Find the force acting on it if its mass is7 tonnes (Hint 1 tonne = 1000 kg.)​

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5. A truck starts from rest and rolls down a hill with a constant acceleration. It travels a distance of 400 m in 20 s. Find itsacceleration. Find the force acting on it if its mass is7 tonnes (Hint 1 tonne = 1000 kg.)