Units & Measurements · Physics · COMEDK

The time dependence of a physical quantity P is give by $$\mathrm{P=P}_0 \exp \left(-\alpha t^2\right)$$ where $$\alpha$$ is a constant and $$t$$ is t...

A tentative explanation of observations without assuming that it is true is called

Which of the following statement is incorrect?

Which of the following technique is not used for measuring small time intervals?

The relative errors in the measurement of two lengths 1.02 cm $$\pm$$ 0.01 cm and 9.89 cm $$\pm$$ 0.01 cm is

Suppose refractive index $$\alpha$$ is given as $$ \alpha = A + {B \over {{\lambda ^2}}}$$, where A and B are constants and $$\lambda$$ is wavelength...