Question

3. Give your opinion about radius of curvature of a convex lens having different F and F, ? What
would the lens called having equal F, and F, ?
DO​

Answer 1

Explanation:

20 gram of oscillator with the natural frequency 10 Radian per second is vibrating in a damping medium the damping force is proportional to the velocity of the vibrator calculate the value of damping required for the oscillations to be critically damped if the damping coefficient is 0.17