List of top Questions asked in AP POLYCET

The development of electromagnetism lead to the invention of
The SI units of magnetic flux and magnetic flux density respectively are
Pick the false statement on the magnetic field lines.
For the children below the age of 10 years, the value of least distance of distinct vision is about
Dioptre is the unit of
A person cannot see the objects placed between near point and the point of least distance of distinct vision. His defect of vision can be corrected by using
For a healthy eye, the accommodation of eye lens will be in the range of
The defect of vision in which the people cannot see the objects beyond far point is called
The materials which are useful in making of diodes, transistors and integrated chips (ICs) etc. are
A current of 1·5 A passes through a conductor of resistance 20Ω. The potential difference across it is
Pick the false statement from the following :
1 joule/ 1 coulomb =
The graph between potential difference (on X-axis) and current (on Y-axis) for a conductor gives a straight line
The materials which have resistivity in the order of 1014 to 1016 Ω-m are
Match the following:
Physical quantitySI Unit
iElectric currentaCoulomb
iiElectric chargebVolt
iiiElectric potentialcAmpere
The material suitable for making heating element of electric iron is
Pick the correct answer from the following two statements:
a) A lens has at least one curved surface.
b) A plano-concave lens has two curved surfaces.
A convex lens gives an image of the same size of the object when the object is placed
Which of the following lens is used as magnifying lens?
A focal plane is
According to laws of refraction, which of the following lie in the same plane?
A light ray travels from air to glass with an angle of incidence of 45°. The possible angle of refraction is
The speed of light in benzene is 2×108 m/s. Its refractive index is (speed of light in vacuum = 3x108m/s)
Which of the following is not an example of refraction?
A samosa appears to be cool outside but it is hot when we eat because the curry inside it has ingredients of