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By Arnav Kumar

23 February 2025

BHIC 102 Question Paper June 2025 Exam in English

By Arnav Kumar

22 February 2025

The plane face of a planoconvex lens is silvered. The refractive index of material and radius of curvature of the curved surface of the lens are n and Rrespectively. This lens will behave as a concave mirror of focal length

By Arnav Kumar

22 February 2025

The number of turns between different pairs of output terminals are shown for a step-up transformer.

By Arnav Kumar

22 February 2025

A soft iron rod X is allowed to fall on the two poles of a U shaped permanent magnet as shown in figure. A coil is wrapped over one arm of the U shaped magnet. During fall of the rod, the current in the coil will be :

By Arnav Kumar

22 February 2025

A material is pushed out when placed in a uniform magnetic field. The material is :

By Arnav Kumar

22 February 2025

Which pair of readings of ideal voltmeter and ideal ammeter in the given circuit is possible when a suitable power source of 3 ohm internal resistance is connected between P and Q ?

By Arnav Kumar

22 February 2025

Consider two identical dipoles D1 and D2 Charges -q and q of dipole D1 are located at (0, 0) and (a. 0) and that of dipole D2 at (0, a) and (0, 2a) in x-y plane, respectively. The net dipole moment of the system is :

By Arnav Kumar

22 February 2025

Assertion (A): Out of Infrared and radio waves, the radio waves show more diffraction effect. Reason (R) : Radio waves have greater frequency than infrared waves.

By Arnav Kumar

22 February 2025

Assertion (A) : In Bohr model of hydrogen atom, the angular momentum of an electron in nth orbit is proportional to the square root of its orbit radius r. Reason (R) : According to Bohr model, electron can jump to its nearest orbits only.

By Arnav Kumar

22 February 2025

Assertion (A): In a semiconductor diode the thickness of depletion layer is not fixed. Reason (R) : Thickness of depletion layer in a semiconductor device depends upon many factors such as biasing of the semiconductor.

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The plane face of a planoconvex lens is silvered. The refractive index of material and radius of curvature of the curved surface of the lens are n and Rrespectively. This lens will behave as a concave mirror of focal length

The number of turns between different pairs of output terminals are shown for a step-up transformer.

A soft iron rod X is allowed to fall on the two poles of a U shaped permanent magnet as shown in figure. A coil is wrapped over one arm of the U shaped magnet. During fall of the rod, the current in the coil will be :

A material is pushed out when placed in a uniform magnetic field. The material is :

Which pair of readings of ideal voltmeter and ideal ammeter in the given circuit is possible when a suitable power source of 3 ohm internal resistance is connected between P and Q ?

Consider two identical dipoles D1 and D2 Charges -q and q of dipole D1 are located at (0, 0) and (a. 0) and that of dipole D2 at (0, a) and (0, 2a) in x-y plane, respectively. The net dipole moment of the system is :

Assertion (A): Out of Infrared and radio waves, the radio waves show more diffraction effect. Reason (R) : Radio waves have greater frequency than infrared waves.

Assertion (A) : In Bohr model of hydrogen atom, the angular momentum of an electron in nth orbit is proportional to the square root of its orbit radius r. Reason (R) : According to Bohr model, electron can jump to its nearest orbits only.

Assertion (A): In a semiconductor diode the thickness of depletion layer is not fixed. Reason (R) : Thickness of depletion layer in a semiconductor device depends upon many factors such as biasing of the semiconductor.

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Assertion (A) : Energy is released when heavy nuclei undergo fission or light nuclei undergo fusion. Reason (R): For heavy nuclei, binding energy per nucleon increases with increasing Z while for light nuclei, it decreases with increasing Z.

Assertion (A) : Induced emf produced in a coil will be more when the magnetic flux linked with the coil is more. Reason (R): Induced emf produced is directly proportional to the magnetic flux

A good diode checked by a multimeter should indicate :

The energy of an electron in an orbit in hydrogen atom is 3-4 eV. Its angular momentum in the orbit will be :

The radius of a nucleus of mass number 125 is

Nuclides with the same number of neutrons are called :

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