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Vivek Singh

Vivek Singh

HOD Physics @ Unacademy Bhilai

Former Director — Vibrant Academy | Former Faculty — Aakash Institute
In his free time, he provides career counseling on Dial Me 24/7

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JEE Mains NEET UG CBSE Class 11 CBSE Class 12 NCERT DC Pandey SL Arora
AIPMT 2010:Six vectors, a through f have the magnitudes and directions indicated in the figure.

AIPMT 2010:Six vectors, a through f have the magnitudes and directions indicated in the figure.

July 7, 2025

Description Six vectors, →a through →f have the magnitudes and directions indicated in the figure. Which of the following statements is true ? NEET 2010 Related Questions AIPMT 2007 :Two condensers, one of capacity C and other of capacity & are connected to a othecond, AIPMT 2007:Three point charges +q, – 2q and +q are

NEET 2021:Polar molecules are the molecules A. Having zero dipole momentB. Acqui

NEET 2021:Polar molecules are the molecules A. Having zero dipole momentB. Acqui

July 7, 2025

Description Polar molecules are the molecules [NEET 2021] A. Having zero dipole moment B. Acquire a dipole moment only in the presence of electric field due to displacement of charges C. Acquire a dipole moment only when magnetic field is absent D. Having a permanent electric dipole moment Related Questions A thin strip 10 cm

NEET 2021:A parallel plate capacitor has a uniform electric field ‘ E→′ in the space between the pla

NEET 2021:A parallel plate capacitor has a uniform electric field ‘ E→′ in the space between the pla

July 7, 2025

Description A parallel plate capacitor has a uniform electric field ‘ E→′ in the space between the plates. If the distance between the plates is ‘ d ‘ and the area of each plate is ‘ A ‘, the energy stored in the capacitor is ( ε0 = permittivity of free space) Options: A .

NEET 2021:Two charged spherical conductors of radius R1 and R2 are connected by a wire. Then

NEET 2021:Two charged spherical conductors of radius R1 and R2 are connected by a wire. Then

July 7, 2025

Description Two charged spherical conductors of radius R1 and R2 are connected by a wire. Then the ratio of surface charge densities of the spheres (σ1 ∕ σ2) is [NEET 2021] Related Questions AIPMT 2007 :Two condensers, one of capacity C and other of capacity & are connected to a othecond, AIPMT 2007:Three point charges

NEET 2021: The equivalent capacitance of the combination shown in the figure is

NEET 2021: The equivalent capacitance of the combination shown in the figure is

July 7, 2025

Description The equivalent capacitance of the combination shown in the figure is Related Questions AIPMT (2010mains)Two parallel metal plates having charges +Q and -Q face each other at a certain dis AIPMT 2011 : A charge Q is enclosed by a Gaussian spherical surface of radius R. If the radius is d NEET 2013: A,B

NEET 2021:A dipole is placed in an electric field as shown. In which directionwill it move?

NEET 2021:A dipole is placed in an electric field as shown. In which directionwill it move?

July 7, 2025

Description A dipole is placed in an electric field as shown. In which direction will it move? [NEET 2021] A. Towards the left as its potential energy will increase. B. Towards the right as its potential energy willdecrease. C. Towards the left as its potential energy will decrease. D. Towards the right as its potential

NEET 2022:A capacitor of capacitance C = 900pF is charged fully by 100Vbattery B as shown in figure

NEET 2022:A capacitor of capacitance C = 900pF is charged fully by 100Vbattery B as shown in figure

July 7, 2025

Description A capacitor of capacitance C = 900pF is charged fully by 100V battery B as shown in figure (a). Then it is disconnected from the battery and connected to another uncharged capacitor of capacitance C = 900pF as shown in figure (b). The electrostatic energy stored by the system (b) is Related Questions A

NEET2022:Two point charges −q and +q are placed at a distance of L, as shownin the figure.The magnit

NEET2022:Two point charges −q and +q are placed at a distance of L, as shownin the figure.The magnit

July 7, 2025

Description Two point charges −q and +q are placed at a distance of L, as shown in the figure. The magnitude of electric field intensity at a distance R(R ≫ L) varies as: [NEET-2022] A. 𝟏 𝑹𝟐 B. 𝟏 𝑹𝟐 C. 𝟏 𝑹𝟑 D. 𝟏 𝑹𝟔 Related Questions A thin strip 10 cm long is

NEET 2022:Two hollow conducting spheres of radii R1 and R2(R1 ≫ R2) haveequal charges. The pot

NEET 2022:Two hollow conducting spheres of radii R1 and R2(R1 ≫ R2) haveequal charges. The pot

July 7, 2025

Description Two hollow conducting spheres of radii R1 and R2(R1 ≫ R2) have equal charges. The potential would be [NEET-2022] A. More on bigger sphere B. More on smaller sphere C. Equal on both the spheres D. Dependent on the material property of the spher Related Questions AIPMT 2007 :Two condensers, one of capacity C

NEET2022:The angle between the electric lines of force and the equipotentialsurface is

NEET2022:The angle between the electric lines of force and the equipotentialsurface is

July 7, 2025

Description The angle between the electric lines of force and the equipotential surface is [NEET- 2022] A. 0∘ B. 45∘ C. 90∘ D. 180∘ Related Questions A thin strip 10 cm long is on a U shaped wire of negligible resistance and it is connected to a spring of spring constant 0.5 Nm–1com/watch? – Mechanics,

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