An object of mass $2 k g$ has the potential energy of $980 J$ . The height of the object is. Take $g = 9.8 m s^{-} 2$

25 m

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50 m

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20 m

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27 m

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Solution

The correct option is B $50 m$
Potential energy is mathematically represented as $P.E. = m \times g \times h$ , where $m$ is the mass, $g$ is the gravitational acceleration and $h$ is the height from the ground.
On substituting the values, we get:
$980 = 2 \times 9.8 \times h$
$h = 50 m$

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An object of mass 2 kg has the potential energy of 980 J. The height of the object is. Take g=9.8 ms−2

The correct option is B 50 mPotential energy is mathematically represented as P.E. = m×g×h, where m is the mass, g is the gravitational acceleration and h is the height from the ground. On substituting the values, we get: 980=2×9.8×h h = 50 m

An object of mass $2 k g$ has the potential energy of $980 J$ . The height of the object is. Take $g = 9.8 m s^{-} 2$

The correct option is B $50 m$
Potential energy is mathematically represented as $P.E. = m \times g \times h$ , where $m$ is the mass, $g$ is the gravitational acceleration and $h$ is the height from the ground.
On substituting the values, we get:
$980 = 2 \times 9.8 \times h$
$h = 50 m$