1.

A 5000kg truck has 400000J of kinetic energy. How fast is it moving​

Answer»

ong>Answer:

GIVEN :

Mass of truck = 5000 Kg

Kinetic energy of truck = 400000 J

To Find :-

Velocity of the truck

Solution :-

By using kinetic energy formula

★ Kinetic energy = 1/2 mv²

⇒ 400000 = 1/2 × 5000 × v²

⇒ 400000 = 2500v²

⇒ v² = 400000 / 2500

⇒ v² = 160

⇒ v = √160

⇒ v ≈ 12.7 m/s

Truck is moving with a velocity of 12.7 m/s

Explanation:



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