NEET UG Physics — Mechanics previous year questions with solutions.
The angular speed of a fly wheel moving with uniform angular acceleration changes from $1200\mathrm{rpm}$ to $3120\mathrm{rpm}$ in $16$ seconds. The angular acceleration in $\mathrm{rad}{s}^{-2}$ is:
A ball is projected with a velocity, $10{ms}^{-1}$, at an angle of $60^{\circ}$ with the vertical direction. Its speed at the highest point of its trajectory will be
If a soap bubble expands, the pressure inside the bubble
A spherical ball is dropped in a long column of a highly viscous liquid. The curve in the graph shown, which represents the speed of the ball $(v)$ as a function of time $(t)$ is 
A body of mass $60g$ experiences a gravitational force of $3.0N$, when placed at a particular point. The magnitude of the gravitational field intensity at that point is
The area of a rectangular field (in ${m}^{2}$) of length $55.3m$ and breadth $25m$ after rounding off the value for correct significant digits is:
Plane angle and solid angle have:
The energy that will be ideally radiated by a $100\mathrm{kW}$ transmitter in $1$ hour is
Given below are two statements : One is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): The stretching of a spring is determined by the shear modulus of the material of the spring. Reason (R): A coil spring of copper has more tensile strength than a steel spring of same dimensions. In the light of the above statements, choose the most appropriate answer from the options given below :
The ratio of the distances travelled by a freely falling body in the ${1}^{\mathrm{st}},{2}^{\mathrm{nd}},{3}^{\mathrm{rd}}$ and ${4}^{\mathrm{th}}$ second
Two objects of mass $10\mathrm{kg}$ and $20\mathrm{kg}$ respectively are connected to the two ends of a rigid rod of length $10m$ with negligible mass. The distance of the center of mass of the system from the $10\mathrm{kg}$ mass is:
In a gravitational field, the gravitational potential is given by, $\mathrm{V}=\frac{\mathrm{K}}{x}(\mathrm{~J} / \mathrm{kg})$. The gravitational field intensity at point $(2,0,3) \mathrm{m}$ is:
The restoring force of a spring with a block attached to the free end of the spring is represented by:
The terminal velocity of a copper ball of radius $5 \mathrm{~mm}$ falling through a tank of oil at room temperature is $10 \mathrm{~cm} \mathrm{~s}^{-1}$. If the viscosity of oil at room temperature is $0.9 \mathrm{~kg} \mathrm{~m}^{-1} \mathrm{~s}^{-1}$, the viscous drag force is:
In the diagram shown, the normal reaction force between $2 \mathrm{~kg}$ and $1 \mathrm{~kg}$ is (Given $g=10 \mathrm{~ms}^{-2}$) (Consider the surface, to be smooth): 
An energy of $484 \mathrm{~J}$ is spent in increasing the speed of a flywheel from $60 \mathrm{rpm}$ to $360 \mathrm{rpm}$. The moment of inertia of the flywheel is:
A car starts from rest and accelerates at $5m{s}^{-2},\text{at}t=4s$, a ball is dropped out of a window by a person sitting in the car. What is the velocity and acceleration of the ball at $t=6s$ ? $(g=10m{s}^{-2})$
Water falls from a height of $60m$ at the rate of $15\mathrm{kg}{s}^{-1}$ to operate a turbine. The losses due to frictional force are $10%$ of the input energy. How much power is generated by the turbine? $(g=10m{s}^{-2})$
A screw gauge gives the following readings when used to measure the diameter of a wire Main scale reading : $0\mathrm{mm}$ Circular scale reading : $52\mathrm{divisions}$ Given that $1\mathrm{mm}$ on main scale corresponds to $100\mathrm{divisions}$ on the circular scale. The diameter of the wire from the above data is:
If $E$ and $G$ respectively denote energy and gravitational constant, then $\frac{E}{G}$ has the dimensions of:
A particle moving in a circle of radius $R$ with a uniform speed takes a time $T$ to complete one revolution. If this particle were projected with the same speed at an angle $\theta$ to the horizontal, the maximum height attained by it equals $4R$. The angle of projection $\theta$ is then given by___
From a circular ring of mass $M$ and radius $R$ an arc corresponding to a $90^{\circ}$ sector is removed. The moment of inertia of the remaining part of the ring about an axis passing through the centre of the ring and perpendicular to the plane of the ring is $K$ times $M{R}^{2}$. Then the value of $K$ is___
The velocity of a small ball of mass $M$ and density $\rho$, when dropped in a container filled with glycerine becomes constant after some time. If the density of glycerine is $\frac{\rho }{2}$, then the viscous force acting on the ball will be:
If force $[F]$, acceleration $[A]$ and time $[T]$ are chosen as the fundamental physical quantities. Find the dimensions of energy.