Question
Who has been appointed as the Rajya Sabha General
Secretary?Solution
The former chairman of the Central Board of Direct Taxes (CBDT), Pramod Chandra Mody was appointed new Secretary General Rajya Sabha, he will replace P.P.K. Ramacharyulu.
Two spherical conductors of radii 2 cm and 8 cm are connected. The ratio of charges on them at equilibrium is:
In a spring-block system executing SHM, at displacement x= A/2, the ratio of kinetic to potential energy is:
Which of the following is NOT a conductor of electricity?
The refractive indices of quartz crystal for right handed and left handed circularly polarized light of wavelength 762.9 nm are 1.5391 and 1.5392 respe...
Ultrasonic waves, propagating through a medium, can be detected by:
A larger force on a rotating body results in larger _____.
What is the unit of the refractive index?
A spherical black body with a radius of 8 cm radiates 450-watt power at 500 K. If the radius were halved and the temperature doubled, the power radiated...

In a convex lens, when the object is at infinity, then the position of image is ______.