Explaining principle and working of a sonometer

Question

Answer the following questions.

Question 1) Write down laws of gravitational force.

Question 2) Describe the Surface Tension.

Question 3) Define Terminal Velocity.

Question 4) Briefly explain optical activity.

Question 5) What do you mean by diffraction?

Question 6) Describe Binding Energy.

Question 7) Explain the uses of nuclear reactor.

Question 8) Define Demorgan’s Theorems.

Question 9) Derive the expression for direct impact of two smooth spheres.

Question 10) Describe the determination of rigidity modules by torsional oscillation.

Question 11) Explain the detail about surface tension drop weight methods.

Question 12) Describe the principle and working of a sonometer. How the AC frequency is measured using sonometer?

Question 13) Describe with essential theory the Newton’s Rings method of measuring the radius of curvature of a lens.

Question 14) Describe the theory of Plane Transmission Gratings.

Question 15) Write brief note on:

(a) Liquid drop model.

(b) Shell model.

Question 16) With the essential circuit diagram, describe the construction of OR-AND-NOT gates using discrete component.