Virtual Labs

Physical Sciences Electricity and Magnetism Virtual Lab Experiments

Aim

Theory

Self Evaluation

Procedure

Simulation

Assignment

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Aim

Theory

Self Evaluation

Procedure

Simulation

Assignment

References

Feedback

Van De Graaff Generator

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Beginner

Intermediate

Advanced

The electric field intensity inside a charged conducting hollow sphere is

a: Zero Explanation

Explanation

b: Inversely proportional to square of its radius Explanation

Explanation

c: Directly proportional to its radius Explanation

Explanation

d: Infinity Explanation

Explanation

Charge density of an irregular shaped conductor is

a: Constant Explanation

Explanation

b: Infinity Explanation

Explanation

c: A dimensional quantity Explanation

Explanation

d: Different at different points Explanation

Explanation

Van de Graaff generator is based on

a: Coulomb's law Explanation

Explanation

b: Phenomenon of corona discharge Explanation

Explanation

c: Charge always resides on outer surface of the conductor Explanation

Explanation

d: Both b and c Explanation

Explanation

A hollow metal sphere of radius 5 cm is charged such that the potential on its surface is 10 V. The potential at the centre of the sphere is

a: Zero Explanation

Explanation

b: 10 V Explanation

Explanation

c: Same as at a point 5 cm away from the surface Explanation

Explanation

d: Same as at a point 10 cm away from the surface Explanation

Explanation

What happens when we separate insulated copper spheres of radii 10 cm and 15 cm, having equal charges which are initially connected by a copper wire?

a: Charges on both sphere become zero Explanation

Explanation

b: Charges on 15 cm sphere will be greater than that on 10 cm sphere Explanation

Explanation

c: Charges on 10 cm sphere will be greater than that on 15 cm sphere Explanation

Explanation

d: Both spheres will have the same charge Explanation

Explanation

The force of attraction between two charged spheres separated by a distance Ã¢â‚¬ËœrÃ¢â‚¬â„¢ is proportional to

a: r² Explanation

Explanation

b: 1/r Explanation

Explanation

c: r³ Explanation

Explanation

d: 1/r² Explanation

Explanation

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