A body of mass 1000kg is released from a height of 10m above the ground. Determine its kinetic energy just before it str.... Question 21750

A body of mass 1000kg is released from a height of 10m above the ground. Determine its kinetic energy just before it strikes the ground .[g = 10ms^-2]

10J

10³J

10⁴J

10⁵J

Correct answer is D

Ke = mgh

Ke = Pe

\(\frac{1}{2}\)MV² = mgh

Ke = 1000 x 10 x 10

Ke = 100000J

Ke = 10⁵J

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A body of mass 1000kg is released from a height of 10m above the ground. Determine its kinetic energy just before it strikes the ground .[g = 10ms-2]

Aptitude Tests

A body of mass 1000kg is released from a height of 10m above the ground. Determine its kinetic energy just before it strikes the ground .[g = 10ms^-2]