List of top Physics Questions

A body of mass 10 kg is moving with a speed of 4 m/s. It is brought to rest by a force in 5 seconds. Calculate the work done by the force.
A 5 kg block is placed on a horizontal surface. A force of 10 N is applied to the block. The coefficient of friction between the block and the surface is 0.2. Find the acceleration of the block.
A force of 10 N is applied to move a body of mass 5 kg over a distance of 3 meters. Find the work done by the force.
A projectile is fired with an initial velocity of 20 m/s at an angle of 30\(^\circ\) with the horizontal. Calculate the maximum height reached by the projectile.
A particle is moving in a circle of radius 2 m with a constant speed of 4 m/s. What is the centripetal acceleration?
What is the gravitational force between two 5 kg masses placed 2 meters apart? (Take \( G = 6.67 \times 10^{-11} \, \text{Nm}^2/\text{kg}^2 \))
A 10 kg box is pulled with a horizontal force of 50 N on a surface offering a frictional force of 20 N. What is the net acceleration of the box? (Take \( g = 10 \, \text{m/s}^2 \))
A body of mass 4 kg is lifted to a height of 5 meters. What is the potential energy gained by the body? (Take \( g = 9.8 \, \text{m/s}^2 \))
A block of mass 2 kg is acted upon by a net force of 10 N. What is its acceleration?
A car starts from rest and accelerates uniformly at 3 m/s\textsuperscript{2. What will be its velocity after 5 seconds?}
The clarity of the image formed on the retina of the eye depends on the ____
In Young's double slit experiment, we get 15 fringes per cm on the screen, using light of wavelength 5600 Ã…. For the same setting, how many fringes per cm will be obtained with light of wavelength 7000 Ã…?
A mass of 0.5 kg is attached to a spring of force constant 200 N/m. What is the time period of oscillation?
A uniform circular disc of mass 2 kg and radius 0.5 m is mounted on a frictionless axle. A force of 4 N is applied tangentially at the rim for 2 seconds. Find the angular velocity acquired by the disc at the end of 2 seconds.
A block slides down a smooth inclined plane and its acceleration is found to be half the acceleration due to gravity. What is the angle of inclination \( \theta \) of the plane?
Two resistors, \( 4 \Omega \) and \( 6 \Omega \), are connected in parallel, and this combination is connected in series with a \( 2 \Omega \) resistor to a 12V battery. What is the total power dissipated?
Three-point charges \( Q \), \( q \), and \( -q \) are kept at the vertices of an equilateral triangle of side \( L \). What is the total electrostatic potential energy of the system?
A transverse wave along a string is given by \( y = 2 \sin \left( 2\pi (3t - x) + \frac{\pi{4} \right) \), where \( x \) and \( y \) are in cm and \( t \) in second. Find the acceleration of a particle located at \( x = 4 \) cm at \( t = 1 \) s.}
How much time does a particle at \( x = C \) take to go from the mean position to the extreme (maximum displacement) for the first time?
Two resistors, 4 ohm and 6 ohm, are connected in parallel, and this combination is connected in series with a 2 ohm resistor to a 12V battery. What is the total power dissipated?
An electron enters a magnetic field of magnitude 0.05 T at a speed of \( 3 \times 10^6 \) m/s, making an angle of 30° with the field direction. What is the magnitude of magnetic force on it? % Charge of electron = \( 1.6 \times 10^{-19} \) C
A uniform circular disc of mass 2 kg and radius 0.5 m is mounted on a frictionless axle. A force of 4 N is applied tangentially at the rim for 2 seconds. Find the angular velocity acquired by the disc at the end of 2 seconds.
In Young's double slit experiment, we get 15 fringes per cm on the screen, using light of wavelength 5600 \AA. For the same setting, how many fringes per cm will be obtained with light of wavelength 7000 \AA?
In a vertical circle of radius r, at what point in its path does a particle have tension equal to zero if it is just able to complete the vertical circle?
In adiabatic compression, which of the following is true?