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Units And Measurement

Question

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Does every force produce torque?

Solution

No, the force that passes through the axis of rotation does not produce any torque.
Along the axis,

straight theta space equals space 0 to the power of straight o

.
Therefore, torque is equal to zero.

Some More Questions From Units and Measurement Chapter

Can we use same units for different physical quantities?

Can we use different units to measure same physical quantity?

To measure a physical quantity X, the unit U is repeatedly used for n times. What is the magnitude of physical quantity?

Does the numerical factor in the quantitative measurement depend on the system of unit used?

Is one unit sufficient to measure a physical quantity?

Can a physical quantity have two or more units? Give example.

What are fundamental quantities?

How many fundamental quantities are there in mechanics?

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