What is the principle of calorimetry?

What is the principle of a meter bridge.

What is the basci principle of a moving coil galvanometer? Derive an expression for current flowing through the galvanometer in terms of steady angular deflection of its coil. Define voltage. Sensitivity of the galvanometer. What is a convenient way to increase its sensitivity?

Explain the principle of a venturimeter from Bernoulli's theorem.

What is the principle employed in a mass spectrometer?

Write the principle of liquation?

Establish the principle of conservation of angular momentum.

State the principle of electrodialysis of colloidal solutions?

Write about the principle of conservation of energy in interference and diffraction.