List of top Physics Questions asked in AMUEEE

For an amplitude modulated wave the maximum amplitude is found to be $ 10\,V $ while the minimum amplitude is found to be $ 2V $ , the modulation index is
At a certain time a particle has a speed of $18\, m/s$ in positive x-direction and $2.4\, s$ later its speed was $30\, m/s$ in the opposite direction. What is the magnitude of the average acceleration of the particle during the $2.4\, s$ interval?
Astronomical unit $(Au)$ is the average distance between the earth and sun approximately $1.5 \times 10^{8} km$. The speed of light is about $3.0 \times 10^{8} m / s$. The speed of light in astronomical unit per minute is
A triangular loop of side $ 1 $ carries a current $ i $ . It is placed in a magnetic field $ B $ , such that the plane of the loop is in the direction of $ B $ . The torque on the loop is
A solid sphere falls with a terminal velocity of $20\, m/s$ in air. If it is allowed to fall in vacuum?
A shell fired from a gun at sea level rises to a maximum height of $ 5\, km $ when fired at a ship $ 20 \,km $ away. The muzzle velocity should be
A quarter horse power motor runs at a speed of $ 600\, rpm $ . Assuming $ 40\% $ efficiency, the work done by the motor in the one rotation will be
A long wire carrying a steady current is bent into a circular loop of one turn. The magnetic field at the centre of the loop is $B$. It is then bent into a circular coil of $n$ turns. The magnetic field at the centre of this coil of $n$ turns will be
A circular loop of area $1\,cm^{2} $ , carrying a current of $10\,A$ is placed in a magnetic field of $0.1\,T$ perpendicular to the plane of the loop. The torque on the loop due to the magnetic field is
According to Newton's law of cooling, the rate of cooling of a body is proportional to $(\Delta \theta)^n$, where $\Delta \theta$ is the difference of the temperature of the body and the surroundings, and $n$ is equal to
If $ S $ is the stress and $ Y $ is the Young?s modulus of material of a wire, the energy stored in the wire per unit volume is
From a building two balls $A$ and $B$ are thrown such that $A$ is thrown upwards and $B$ downwards with the same speed (both vertically). If $v_A$ and $v_B$ are their respective velocities on reaching the ground then,
A block of mass $M$ is pulled along a horizontal frictionless surface by a rope of mass $m$. If a force $P$ is applied at the free end of the rope, the force exerted by the rope on the block is
A thin non-conducting rod of length $50 \,cm$ has a positive charge of uniform linear density $10^{-12} \,C / m$. Find the electric potential due to the rod at a point, which is at a perpendicular distance of $1.0 \,cm$ from one-end of the rod $\left(\varepsilon_{0}=8.8 \times 10^{-12} F / m \right)$.
Which of the following curves represents the variation of total energy with radius r for a satellite in a circular orbit?
A man running at a speed $ 5 \,m/s $ is viewed in the side view mirror of radius of curvature $ R = 2\, m $ of a stationary car. Calculate the speed of image when the man is at a distance of $ 9 \,m $ from the mirror
Arrange the following materials in the increasing order of their resistivity. Copper, Platinum, Silver, Aluminium
In a given circuit, each cell has an emf of $0.15\, V$ and internal resistance of $0.25 \, \Omega $ . Find the current in the circuit.
In Millikans experiment, an oil drop of radius $1.64$ am and density $0.85\, g / cm ^{3}$ is suspended when a downward electric field of $1.9 \times 10^{5} \,N / C$ is applied. What is the charge on the drop in terms of $e$ ?
Figure shows three particles with charges $q_{1}=2 Q, q_{2}=-2 Q$ and $q_{3}=-4 Q$, each a distance $d$ from the origin. Find the net electric field $\vec{E}$ at the origin.
A uniformly charged conducting sphere of diameter $1.2 \,m$ has a surface charge density of $8.1 \,\mu C / m ^{2}$. Find the total electric flux leaving the surface of the sphere.
Which of the following values is the correct order of nuclear density?
Two uniform rods of different materials $M_{1}$ and $M_{2}$ have lengths $2\, m$ and $3 \,m$, respectively. The mass per unit length of rods $M_{1}$ and $M_{2}$ are $1\ kg$ and $2\ kg$ respectively. If the rods are arranged, as shown, the position of the $cm$ relative to point $O$ is
The image of an object in concave lens is formed at $ f/2 $ , where $ f $ is the focal length of the lens. Find the distance of the object from the lens
The displacement $'x'$ (in meter) of a particle of mass $'m'$ (in $kg$) moving in one dimension under the action of a force, is related to time $'t'$ (in sec) by $t = \sqrt x +3$. The displacement of the particle when its velocity is zero, will be