The correct answer is C
A charged particle oscillates about its mean equilibrium position with a frequency of 105 Hz. What is the frequency of the electromagnetic wa...
In the equation of motion (2as = v² - u²), (s) represents:
The part of the eye having the largest refractive index is -
A constant retarding force of 60 N is applied to a body of mass 25 kg moving initially with a speed of 12 m s–1. How long does the body...
The apparent weight of a person in a lift moving downward with uniform acceleration is:
Which of the following is a reason for excessive current in electrical circuits?
I. Direct touching of wires
II. Connection of many d...
How does the angle of minimum deviation of a glass prism of refractive index 1.5 change, if it is immersed in a liquid of refractive index 1.25?
Which one of the following is not a function of the liver?
What is the focal length of a double convex lens for which the radius of curvature of each surface is 30 cm and the refractive index of glass is 2.50 ?
Which of the following is the energy quantum of radiation?