List of top Physics Questions asked in Manipal

In a pure inductive circuit, current

The plates of a parallel plate capacitor are not. exactly parallel. The surface charge density

The necessary condition for an interference by two sources of light is that

The length of the seconds pendulum is decreased by $0.3\, cm$ when it is shifted to Chennai from London. If the acceleration due to gravity at London is $ 981\,cm/{{s}^{2}}, $ the acceleration due to gravity at Chennai is (assume $ {{n}^{2}}=10 $ )

The unit of permittivity of free space, $ {{\varepsilon }_{0}}, $ is

The peak voltage in the output of a half-wave diode rectifier fed with a sinusoidal signal without filter is $10\, V$. The DC component of the output voltage is

The dimensions of universal gravitational constant are

What is the angle between the electric dipole moment and the electric field strength due to it on the equatorial line?

The plane face of a plano-convex lens of focal length $20\, cm$ is silvered. What type of mirror will it become and of what focal length $ f $ ?

When sound waves travel from air to water, which one of the following remains constant?

If $a_{r}$ and $a_{t}$ represent radial and tangential accelerations, the motion of a particle will be uniformly circular if:

Consider the following equation of Bernoulli's theorem. $P+\frac{1}{2} \rho v^{2}+\rho g h=K \text { (constant) }$ The dimensions of $K / P$ are same as that of which of the following ?

An $L-C$ circuit is in the state of resonance. If $C=0.1\, \mu F$ and $L=0.25\, H$, neglecting ohmic resistance of circuit, what is the frequency of oscillations?

Polarisation of light proves:

In a semiconductor diode, the barrier potential offers opposition to only:

The rotational kinetic energy of a body is $ {{K}_{rot}} $ and its moment of inertia is $ I $ . The angular momentum of body is:

In an intrinsic semiconductor:

In an equilateral triangle $A B C, F_{1}, F_{2}$ and $F_{3}$ are three forces acting along the sides $A B, B C$ and $A C$ as shown in the given figure. What should be the magnitude of $F_{3}$ so that the total torque about $O$ is zero?

At absolute zero temperature, semiconductor behaves as a/an:

If retardation produced by air resistance of projectile is one-tenth of acceleration due to gravity, the time to reach maximum height:

In a good conductor of electricity, the type of bonding that exists is:

A body is suspended from a smooth horizontal nail by a string of length $0.25$ metre. What minimum horizontal velocity should be given to it in the lowest position so that it may move in a complete vertical circle with the nail at the centre?

When beats are produced by two progressive waves of the same amplitude and of nearly the same frequency, the ratio of maximum loudness to the loudness of one of the waves will be $n$ . Where $n$ is:

When the kinetic energy of a body executing S.H.M. is $1/3$ of the potential energy. The displacement of the body is $ x $ percent of the amplitude, where $ x $ is: