Mention any one application of LEDs.

Mention any one application of beats.

Mention any one application of adsorption.

Mention any one application of pascal's law.

What is meant by resonance in a series LCR circuit? Write the expression for the current through LCR series circuit at resonance. Mention any one application of resonant circuits.

Mention any one application of potentiometer

Mention any one application of gamma - ray.

Mention any one application of Kohlrausch law.

Mention any four applications of pH

Mention any two application of DNA fingerprinting.