List of top Physics Questions

If the mass of the Sun were ten times smaller and the universal gravitational constant were ten times larger in magnitude, which of the following is not correct ?
A solid sphere is rotating freely about its symmetry axis in free space. The radius of the sphere is increased keeping its mass same. Which of the following physical quantities would remain constant for the sphere ?
A solid sphere is in rolling motion. In rolling motion a body possesses translational kinetic energy $(K_t)$ as well as rotational kinetic energy , $(K_r)$ simultaneously. The ratio $K_t : (K_t + K_r)$ for the sphere is
A body initially at rest and sliding along a frictionless track from a height $h$ (as shown in the figure) just completes a vertical circle of diameter $AB \,=\, D$. The height h is equal to

A car travels a distance of 100 km in 2 hrs. Average speed of car will be :

Calculate total current flowing through the circuit if \(R_1 = 7.2 \, \Omega\), \(R_2 = 8 \, \Omega\) and \(R_3 = 12 \, \Omega\) :

Which colour has minimum angle of deviation ?

Resistance of a conductor depends on :
The device used for measuring potential difference is known as :
Stars twinkle due to :
The refractive indices of flint glass and alcohol are 1.65 and 1.36 respectively with respect to air. What is refractive index of flint glass with respect to alcohol ?
Ammeter is used in a circuit in :
Joule/Coulomb represents :
Which of the following terms does not represent electric power in a circuit ?
The refractive indices of water, glass, kerosene and diamond are 1.33, 1.5, 1.44 and 2.42. In which medium the speed of light is least ?
Two thin lenses of power +3.5 D and -2.5 D are placed in contact. Find the focal length of the lens combination ?
Hypermetropia can be corrected by using :
Image in human eye is formed at :
Very big particles scatter :
The far point of a normal eye is :
A bulb of 60 watt runs for 50 hours. How much electrical energy is consumed ?
In domestic circuit the colour of neutral wire is :
The mirror used as shaving mirror is :
When the object is placed at 2F (centre of curvature) in front of a concave mirror then its image is formed at :
An object is placed at a distance of 10 cm from a convex mirror of radius of curvature 30 cm. Where is the position of the image ?