SAT (Stage-2) M...

The effective resistance between A and B is

In the region around a moving charge, there is

There are two blocks A and B of masses 2 kg and 3 kg, respectively. The ground is smooth. P is an external force of 10 N. The force exerted by B on A is

If the radius of Earth decreases by 1% and its mass remains the same, then the acceleration due to gravity

A block of mass M is pulled along a horizontal frictionless surface by a rope of mass m. If a force F is applied at one end of the rope, the force which the rope exerts on the block is

A person carrying a load of 50 kg on his head moves 10 m on a straight horizontal road. The amount of work done by him is

An object is placed in front of a convex mirror between f and 2f. The image formed must be

An eye specialist prescribes spectacles having a combination of convex lens of focal length 50 cm in contact with a concave lens of focal length 25 cm. The power of this combination of lenses (in dioptre) is

Coloured band of light obtained by dispersion of white light is called

An object is at a height R/2 above the Earth. What is the value of acceleration due to gravity at that instant?

The path of a planet around the sun is elliptical as shown in the figure. Its velocity is greatest at

A ball is released from the top of a tower of height h metres. It takes T seconds to reach the ground. Where is the ball at the time T/2 seconds?

The sound of a lion is different from that of a mosquito because

The pH of an aqueous solution of hydrochloric acid, when 0.365 g of it is added to 1L solution, will be around

Statement I: The two samples of gas will contain the same number of atoms and molecules.
Statement II: The two samples of gas will weigh the same.