An officer needs to jump from the top of the wall to the ground as a training exercise. If his speed on reaching the ground is 12 m/s, what is the height of the wall? [Take: g = $10 m / s^{2}$ ]

3.6 m

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2.68 m

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7.2 m

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51.84 m

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Solution

The correct option is C 7.2 m
.

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An officer needs to jump from the top of the wall to the ground as a training exercise. If his speed on reaching the ground is 12 m/s, what is the height of the wall? [Take: g = 10m/s2]

The correct option is C 7.2 m.

An officer needs to jump from the top of the wall to the ground as a training exercise. If his speed on reaching the ground is 12 m/s, what is the height of the wall? [Take: g = $10 m / s^{2}$ ]

The correct option is C 7.2 m
.