if an object is placed in fornt of convex lens between F and 2 F what will the image be ? 
Real and smaller in size, Virtual and great in size , Real and greater in size, Virtual and small in

In Ptype smiconductor nearly whole of the current flows due to : 
Elecrtron, Holes, Protons, Positrons

The engine of a bus moving on a road suddenly stops but continious its motion what is due to ? 
Inertia, Force, Momentum, Potential energy

The liquid transmit external pressure equally in all direction what is the phenomenon known as ? 
Archimedes Principal, Hookes law, Pascals , Boyles Law

An observation recorded during an exeriment was 0.04053 cm how many significant figures are there in it ? 
5, 4, 3, 6

What is mechnical adventage of an inclied plane : 
h/I, Sin ? , 1/h, R/r

When string of a catapult are pulled what type of energy is stored in it ? 
Kinetic, Gravitional Potential, Elastic Potential, Chemical Potential

Amongst which is the unit of capcitance : 
Coulomb, Volt, Farad, watt

What will the centripal force if velocity of body moving on a circle is doubled : 
Two times, Six times, 1/2 times, four times

Half life of krypton is 3.16 mintus how much of 200 of it will be left after 12.64 mintues ? 
50 g, 25 g, 12.5 g, 100 g

The shape of the line of msgnetic force in case of a straight current carrying conductor is : 
Elliptical, Triangular, Circular, Spherical

The wavelength of a wave passing through a medium is 0.2 metre.if wave speed is 4 ms1 then its frequence will be  : 
8 Hz, 20 Hz, 40 Hz, 50 Hz
