List of top Physics Questions on Units and Measurements asked in PGIMER

Which of the following is not used in the field of physics?

Select the scalar quantity

One thousand microns is equal to

What is the SI unit of mass?

Which instrument is used to measure the relative humidity of air?

What is the SI unit of temperature?

What is the dimensional formula of strain?

Astronomers and physicists need a unit to describe extremely small distances, such as the size of an atomic nucleus. Which unit is commonly used for such tiny lengths, and what is its value in metres?

A light-year is a unit commonly used in astronomy to describe the distances between stars and galaxies. What physical quantity does the light-year actually measure?

The candela is one of the seven base units in the SI system. Which physical quantity does the candela measure?

Alpha Centauri is the star system nearest to our Sun. About how long does light from Alpha Centauri take to travel to Earth, and what does this tell us about its distance?

What is the metric, that is SI, unit of force, and how is it defined in terms of mass and acceleration?

Which of the following is not a unit of distance?