1

JEE Main 2022 (Online) 30th June Morning Shift

Numerical

+4

-1

Eight similar drops of mercury are maintained at 12 V each. All these spherical drops combine into a single big drop. The potential energy of bigger drop will be ____________ E. Where E is the potential energy of a single smaller drop.

Your input ____

2

JEE Main 2022 (Online) 25th June Evening Shift

Numerical

+4

-1

27 identical drops are charged at 22V each. They combine to form a bigger drop. The potential of the bigger drop will be _____________ V.

Your input ____

3

JEE Main 2021 (Online) 25th July Morning Shift

Numerical

+4

-1

A particle of mass 1 mg and charge q is lying at the mid-point of two stationary particles kept at a distance '2 m' when each is carrying same charge 'q'. If the free charged particle is displaced from its equilibrium position through distance 'x' (x < < 1 m). The particle executes SHM. Its angular frequency of oscillation will be ____________ $$\times$$ 10

^{5}rad/s if q^{2}= 10 C^{2}.Your input ____

4

JEE Main 2021 (Online) 22th July Evening Shift

Numerical

+4

-1

The total charge enclosed in an incremental volume of 2 $$\times$$ 10

D = e

^{$$-$$9}m^{3}located at the origin is ___________ nC, if electric flux density of its field is found asD = e

^{$$-$$x}sin y $$\widehat i$$ $$-$$ e^{$$-$$x}cos y $$\widehat j$$ + 2z $$\widehat k$$ C/m^{2}Your input ____

Questions Asked from Electrostatics (Numerical)

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