List of top Physics Questions asked in VITEEE, NEET (UG)

Identical charges (–q) are placed at each corner of a cube of side 'b' then electrical potential energy of charge (+q) which is placed at centre of cube will be

For a series LCR circuit the power loss at resonance is 

Two bar magnets having the same geometry with magnetic moments M and 2M are firstly placed in such a way that their similar poles are same side then their time period of oscillation is T1. Now the polarity of one of the magnets is reversed the time period of oscillation is T2, then 

For a transistor \(\frac{I_C}{I_E}\)= 0.96, then the current gain for the common emitter configuration 

To convert a galvanometer into a voltmeter one should connect a : -
The variation of the intensity of magnetisation (I) with respect to the magnetising field (H) in a diamagnetic substance is described by the graph
A black body has wavelength $\lambda_m$ corresponding to maximum energy at 2000 K. Its wavelength corresponding to maximum energy at 3000 K will be:
For a coil having L = 2 mH, current flow through it is $I= t^2e^{-l}$ then, the time at which emf become zero
A given ray of light suffers minimum deviation in an equilateral prism P. Additional prisms Q and R of identical shape and of the same material as P are now added as shown in the figure. The ray will suffer
Copper and silicon is cooled from 300 K to 60 K, the specific resistance
With what velocity should a particle be projected so that its height becomes equal to radius of earth?
The equation of a wae is represented by $y=10^{-4} \sin \Bigg(100t -\frac{x}{10}\Bigg)m, $ then the velocity of wave will be
Two waves having equation $x_1=a \sin(\omega t-kx+\phi_1),$ $ x_2=a \sin (\omega t-kx +\phi_2)$ If in the resultant wave the frequency and amplitude remain equal to amplitude of superimposing waves, the phase difference between them is
A cricketer catches a ball of mass 150 gm in 0.1 sec moving with speed 20 m/s, then he experiences force of
A 1 kg stationary bomb is exploded in three parts having mass $1 : 1 : 3$ respectively. Part having same mass move in perpendicular direction with velocity 30 m/s, then the velocity of bigger part will be
Two springs A and B having spring constant K$_A$ and K$_B$ (K$_A$ = 2K$_B$) are stretched by applying force of equal magnitude. If energy stored in spring A is E$_A$ then energy stored in B will be
A particle is projected making an angle of 45$^{\circ}$ with horizontal having kinetic energy K. The kinetic energy at highest point will be
If specific resistance of a potentiometer wire is $10^{-7}\, \Omega m$ and current flow through it is 0.1 amp., cross-sectional area of wire is $10^{-6}\, m^2$ then potential gradient will be
A child is sitting on a swing. Its minimum and maximum heights from the ground 0.75 m and 2 m respectively, its maximum speed will be
If the energy of a hydrogen atom in nth orbit is $E_n$, then energy in the nth orbit of a singly ionized helium atom will be
A dipole of dipole moment $ \overrightarrow{ p} $ is placed in uniform electric field $ \overrightarrow{ E}$ then torque acting on it is given by
A scientist says that the efficiency of his heat engine which work at source temperature $127^{\circ } C $ and sink temperature $27^{\circ} C $ is $26\% ,$ then
Biological importance of ozone layer is
Energy is released in nuclear fission is due to
Energy per unit volume for a capacitor having area A and separation d kept at potential difference V is given by