Quiz : Measurements

What is the number of significant figures in a measurement recorded as 8.70 × 104 kg?

Light year is the unit of:

Electric current measured by an ammeter is 0.5 A. Which of the following correctly expresses this result?

The S.I unit of time is_____________.

Significant figures in 0.0010 are ____.

S.I. unit of intensity of light is ____.

One radian is equal to ____ rev.

For total assessment of uncertainty in the final result obtained by multiplication and division ____.

One radian is equal to ____ degrees.

The solid angle subtended at the center by a sphere is ____.

The S.I. unit of solid angle is _____.

Which is a correct record for the diameter of wire when measured by a screw gauge of least count 0.001cm?

The sum of three numbers, 2.7543, 4.10, and 1.273, up to the correct decimal place is ____.

The branch of physics which deals with the ultimate particles of which the matter is composed is ____.

Which of the following is least multiple?

A student added three figures 72.1, 3.32, and 0.003. The correct answer regarding the rules of the addition of the significant figures will be ____.