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Units And Measurement

Question

Wired Faculty App

What is the torque produced by radial component of force acting on the body?

Solution

The radial component of force produces zero torque.
When force is applied at the free end of the road,

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

.
Therefore,
Torque = 0

Some More Questions From Units and Measurement Chapter

Give four examples of physical quantities.

Define unit.

What are the two main required characteristics of a unit?

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.

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