Recent questions tagged electrostatics

+3 votes

1 answer

The equivalent capacitance of the combination between A and B in the given figure is 4μF.

asked Apr 7, 2019 in Class 12 by kratos

+1 vote

1 answer

Two positive point charges of 12μc and 8μc are placed 10cm apart in air.

asked Apr 7, 2019 in JEE by kratos

+1 vote

1 answer

Using Gauss’* law obtain the expression for the electric field,

asked Apr 7, 2019 in Class 12 by kratos

+3 votes

0 answers

In a circular parallel plate capacitor radius of each plate is 5 cm and they are separated by a distance of 2 mm.

asked Apr 6, 2019 in JEE by kratos

+1 vote

1 answer

Electric dipole at axial and equtorial point

asked Apr 6, 2019 in Class 12 by kratos

+3 votes

1 answer

Two identical conducting spheres A and B carry charges Q and 2Q respectively. They are separated by a distance

asked Apr 5, 2019 in JEE by kratos

+2 votes

1 answer

An electrical technician requires a capacitance of 2μF in a circuit across a potential difference of 1KV.

asked Apr 5, 2019 in JEE by kratos

+2 votes

1 answer

Two isolated conducting spheres are separated by a large distance. Sphere 1 has a radius of R and an initial charge 3Q while sphere 2

asked Apr 5, 2019 in JEE by kratos

+2 votes

1 answer

Mahesh was travelling in a bus. Suddenly the weather changed and it started raining.

asked Apr 4, 2019 in Class 12 by kratos

+1 vote

1 answer

In the network shown in the figure each of resistance is equal to 2Ω. The resistance between A and B is

asked Apr 4, 2019 in JEE by kratos

+3 votes

1 answer

There is a uniform electric field of strength 10^3/ V m along y-axis. A body of mass 1 g and charge 10^-6C is projected into the field

asked Apr 4, 2019 in JEE by kratos

+3 votes

1 answer

Consider two identical positive charges which are fixed on the y- axis, at (0,a) and (0, - a). Let a particle having a negative

asked Apr 4, 2019 in JEE by kratos

+1 vote

1 answer

Two positive charges q1=16 and q2=4 are seperated by a diameter of 3m will produce force of

asked Apr 4, 2019 in JEE by kratos

+3 votes

1 answer

A micrometre has a resistance of 100 Ω and a full scale range of 50µA. It can be used as a voltmeter or a higher range ammeter

asked Apr 4, 2019 in JEE by kratos

+2 votes

1 answer

Two positive charges Q and 4Q are placed at points A and B respectively, where B is

asked Apr 4, 2019 in JEE by kratos

+3 votes

1 answer

What is the final charge on the capacitor in steady state in the above question?

asked Apr 4, 2019 in JEE by kratos

+3 votes

1 answer

A Gaussian surface in the figure is shown by dotted line. The electric field on the surface will be

asked Apr 4, 2019 in JEE by kratos

+1 vote

1 answer

The equivalent resistance between points A and B of an infinite network of resistance, each of 1 Ω, connected

asked Apr 4, 2019 in JEE by kratos

+2 votes

1 answer

A metal sphere of radius R1 has a charge Q1. It is enclosed by a conducting spherical shell of radius R2 that has a charge -Q2.

asked Apr 3, 2019 in JEE by kratos

+3 votes

1 answer

Two resistances R1 and R2 are made of different materials. The temperature coefficient of the material of R1 is α

asked Apr 3, 2019 in JEE by kratos

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