Mandy stands on a weighing scale inside a lift (elevator) that accelerates vertically upwards as shown in the diagram below. The forces on Mandy are her weight W and the reaction force from the scale R. The reading of scale is:

R + W

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W

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R

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R - W

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Solution

The correct option is C $R$
The reading of the scale will show reaction force $R$ . But the normal force will be more than the weight of the body as it is accelerating upward.

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Mandy stands on a weighing scale inside a lift (elevator) that accelerates vertically upwards as shown in the diagram below. The forces on Mandy are her weight W and the reaction force from the scale R. The reading of scale is:

The correct option is C RThe reading of the scale will show reaction force R. But the normal force will be more than the weight of the body as it is accelerating upward.

The correct option is C $R$
The reading of the scale will show reaction force $R$ . But the normal force will be more than the weight of the body as it is accelerating upward.