List of top Physics Questions

A series L-C-R circuit is connected to an AC source of 220V and 50 Hz shown in figure. If the readings of the three voltmeters \( V_1, V_2, \) and \( V_3 \) are 65V, 415V, and 204V respectively, the value of inductance and capacitance will be 

The displacement \( x \) of a particle in a straight line motion is given by \( x = 1 - t - t^2 \). The correct representation of the motion is
Which of the following diagram represents the variation of the electric field with distance \( r \) from the centre of a uniformly charged non-conducting sphere of radius \( R \)?

From the following \( p-V \) diagram, an ideal gas undergoing a change of state from A to B. Four different processes I, II, III, and IV as shown in the figure may lead to the same change of state. 


A regular hexagon of side \( m \), which is a wire of length 24 m, is coiled on that hexagon. If current in hexagon is \( I \), then the magnetic moment is 

Which of the following gate gives the similar output as the output of the circuit diagram shown in the figure? 

Ultraviolet light of wavelength 99 nm falls on a metal plate of work function 1.0 eV. If the mass of the electron is \( 9.1 \times 10^{-31} \) kg, the wavelength of the fastest photoelectron emitted is:
In Young's double slit experiment, the fringe width is found to be 0.4 mm. If the whole apparatus is immersed in a liquid of refractive index \( \frac{4}{3} \) without changing the geometrical arrangement, the new fringe width will be:

In the network shown in figure, the equivalent capacitance between points P and Q is 

In an eye, muscular diaphragm between aqueous humour and the lens is called
Usage of fuse in a circuit prevents from
The size of the image formed by a convex mirror is always
The spherical mirror whose reflecting surface curved outward is
The type of mirror used in solar cooker is
What is the focal length of a plano-convex lens if 'R' is the radius of curvature and ‘n’ is the refractive index?
The magnification of a concave lens is always
Which of the following is true in case of a concave lens?
For a convex lens magnification of virtual image is possible only when the object distance is
Focal length of the eye lens changes with the help of
The focal length of a lens depends on
The defect by which some people can not see near objects clearly but can see distant objects is called
A person is advised to use 5D lens. What is its focal length?
Direction of electric current and direction of electrons in a conductor are
Obstruction to the motion of electrons in a conductor is called
Which of the following is the equation for given circuit as per Kirchoff's loop law?
Which of the following is the equation for given circuit as per Kirchoff's loop law