A fixed quantity used as a standard of measurement

The set of quantities which can form a group of fundamental quantities in any system of measurement is

If pressure of a fixed quantity of a gas is increased 4 times keeping the temperature constant, the r.m.s velocity will be

The set of quantities which cannot form a group of fundamental qualntities in any system of measurement is

Any four physical quantities that can be measured

Auxanometer is used to measure plant organ

Auxanometer is used to measure plant organ

In an experiment if the measured values of a physical quantity are highly concurrent, these measurements are said to be

Unit used to measure nuclear diameters is

Strong acids are generally used as standard solution in acid-base titrations because:

A potentiometer can be used to measure