# Measurements

## The unmber of significant figures in the length of a bar 6200mm measured by meter rod are

A.four B.three C.two D.none of these

## The number 76.85 is rounded off upto two significant figures as

A.76.8 B.77 C.76.9 D.none of these

## Which of the following is not a correct representation method for prefixes

A.1mm B.10km C.1000um D.both (a) and (b)

## Which one is the highest power multiple?

A.giga B.beta C.mega D.deca

## One pico stands for

A.10 raised to power -15 B.10 raised to power -12 C.10 raised to power -9 D.10 raised to power -6

## Unit of G is?

A.Nm2Kg2 B.Nm2Kg C.Nm2Kg-2 D.none

## The unit of force is _________ and its symbol is __________. Which is the correct pair?

A.Newton, n B.Newton, N C.newton, n D.newton, N

A.1 B.2 C.3 D.4

## Which one is the derived quantity in SI units?

A.electric current B.electric charge C.plane angle D.amount of substance

## Which one is the correct representation of the unit of pressure?

A.Newton/Meter2 B.newton/meter2 C.Newton/meter2 D.newton/Meter2