List of top Physics Questions on Units and measurement asked in COMEDK UGET

In an experiment to measure the density of the material of a sphere, an error of \(2\%\) occurred while measuring the radius of a sphere and an error of \(3\%\) occurred while measuring the mass of the sphere. What is the maximum percentage error in the measurement of density?

If \(R\) and \(L\) denote resistance and inductance of a material, then the dimension of \(LR\) will be:

The relative errors in the measurement of two lengths \(1.02 \, \text{cm} \pm 0.01 \, \text{cm}\) and \(9.89 \, \text{cm} \pm 0.01 \, \text{cm}\) is

What is the dimensional formula for universal gravitational constant $G$ ?

One second is defined as

If $x =at + bt^2$ where $x$ is measured in m and t ins, thenthe dimension of (b/a) is

'Raman frequencies' refers to