Units & Dimensi...

Physical quantities are:

If radian correction is not considered in specific heat measurement. The measured value of specific heat will be:

A new unit of length is chosen such that the speed of light in vacuum is unity. What is the distance between the Sun and the Earth in terms of the new unit if light takes 8 min and 20 s to cover this distance?

The length, breadth and thickness of a rectangular sheet of metal are 4.234 m, 1.005 m, and 2.01 cm respectively. Give the volume of the sheet to correct significant figures.

The number of significant digits in 2,076 is:

Measurement of a physical quantity is essentially the:

The relative error in a physical quantity raised to the power k is:

The number of significant digits in 0.007 is:

The number of significant digits in 48,923 is:

Unit for a fundamental physical quantity is:

The significant figures of a number ______.

The mass of a box measured by a grocer’s balance is 2.300 kg. Two gold pieces of masses 20.15 g and 20.17 g are added to the box. What is the difference in the masses of the pieces to correct significant figures?

Horse power is unit of:

The number of significant digits in 8.1000 is:

In SI system the fundamental units are:

The dimensions of a physical quantity are:

The significant digits in 0.000532 are:

One kilometer is equal to how many miles?

Population of a town is reported as 157,900 . Which of the following statements correct?

Derived units:

According to the principle of homogeneity of dimensions:

There are 20 divisions in 4 cm of the main scale. The vernier scale has 10 divisions. The least count of the instrument is:

Joule is the SI unit of:

If an equation is dimensionally consistent:

An object has a length of 0.42 cm. Which of the following statements correct?

The least count of any measuring equipment is:

Dimensional analysis can be used to:

The result of rounding off 34.216 to 3 digits is:

Resolution is:

A dimensionally consistent equation: