List of top Physics Questions asked in JIPMER

At room temperature, copper has free electron density of $8.4 \times {10}^{28}m^{-3}$. The electron drift velocity in a copper conductor of cross-sectional area of $ {10}^{-6}m^{2}$ and carrying a current of 5.4 A, will be
The equivalent resistance across A and B is
$\mu_0$ and $\varepsilon_0$ denote the permeability and permittivity of free space, the dimensions of $\mu_0 \varepsilon_0$ are
If Young's double slit experiment, is performed in water
A capacitor of capacitance $ 5 \mu F $ is connected as shown in the figure. The internal resistance of the cell is $ 0.5 O $ The amount of charge on the capacitor plates is
A galvanometer acting as a voltmeter should have
In the circuit shown in the given figure, the resistances $R_1$ and $R_2$ are respectively
The kinetic energy of an electron, which is accelerated in the potential difference of 100 V, is
Figure shows three spherical and equipotential surfaces A, B and C round a point charge The potential difference $V_A - V_B = V_B - V_C. \, If \, t_1 \, and \, t_2$ be the distances between them, then
Materials suitable for permanent magnet, must have which of the following properties ?
The relation between an ac voltage source and time in $SI$ units is $V= 120\, sin(100 \,\pi t)cos(100\,\pi t) V$. The value of peak voltage and frequency will be respectively
The longest and the shortest distance of our planet from sun is and $R_1$ and $R_2$. Distance from sun when it is normal to major axis of orbit is .
The impedance of a circuit, when a resistance R and an inductor of inductance L are connected in series in an AC circuit of frequency f, is
In a step-up transformer, the turn ratio is 1 : 2. A Leclanche cell (emf = 1.5 V) is connected across the primary. The voltage developed in the secondary would be
Between two coherent waves phase is
An isosceles prism of angle 120? has a refractive index of 1.44. Two parallel monochromatic rays enter the prism parallel to each other in air as shown. The rays emerging from the opposite faces
A string in a musical instrument is $50\, cm$ long and its fundamental frequency is $800\, Hz$. If a frequency of $1000\, Hz$ is to be produced, then required length of string is
A series resonant $LCR$ circuit has a quality factor ($Q$-factor) 0.4. If $R = 2\, k\Omega, C = 0.1 \, \mu F$, then the value of inductance is
A ray of light is incident at an angle of 60? on one face of a prism of angle 30?. The emergent ray of light makes an angle of 30? with incident ray. The angle made by emergent ray with second face of prism be
A plane mirror produces a magnification of
A galvanometer having a resistance $ 12\, \Omega$ gives a full scale deflection for a current of 2.5 mA. It is converted into a voltmeter of range 10 V, what is the net resistance of the meter?
A circular coil of radius $2R$ is carrying current $I$. The ratio of magnetic fields at the centre of coil and at a point at a distance $6R$ from centre of coil on axis of coil is
The half-life of a ratio-isotope is 4 h. If initial mass of the isotope was 200 g, then mass remaining after 24 h will be
A red flower kept in green light will appear
If $^{}_{92}U^{206}$ emits 8 $\alpha$-particles and 6 $\beta$-particles, then the resulting nucleus is