To use a Spring-balance we have to ensure________.

That the balance hangs vertically from a rigid support.

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That the pointer reads zero before adding weight.

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That the pointer becomes stationary after adding weight.

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All of the above.

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Solution

The correct option is D
All of the above.

To properly measure the weight of an object we have to calibrate the Spring-balance to zero reading, hang it vertically from a rigid support and wait till the oscillation stops after a weight is added.

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To use a Spring-balance we have to ensure________.

The correct option is D All of the above. To properly measure the weight of an object we have to calibrate the Spring-balance to zero reading, hang it vertically from a rigid support and wait till the oscillation stops after a weight is added.

The correct option is D
All of the above.

To properly measure the weight of an object we have to calibrate the Spring-balance to zero reading, hang it vertically from a rigid support and wait till the oscillation stops after a weight is added.