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Electrostatics

Two oppositely charged balls A and B attract third conducting ball C when placed near them turn by turn. Then ball C must be______________?

Electrical Engineering Mcqs, Electrostatics /
Two oppositely charged balls A and B attract third conducting ball C when placed near them turn by turn. Then ball C must be______________?

A. positively charged
B. electrically neutral
C. negatively charged
D. positively and negatively charged

Two oppositely charged balls A and B attract third conducting ball C when placed near them turn by turn. Then ball C must be______________? Read More »

Electrical Engineering Mcqs, Electrostatics

The metallic spheres A and B of radii 2m and 4m respectively carry the same charge 4 x 10 8C. If the spheres are connected by a copper wire_______________?

Electrical Engineering Mcqs, Electrostatics /
The metallic spheres A and B of radii 2m and 4m respectively carry the same charge 4 x 10 8C. If the spheres are connected by a copper wire_______________?

A. charge will flow from A to B
B. charge will flow from B to A
C. no flow of charge will occur
D. both a and b are possible

The metallic spheres A and B of radii 2m and 4m respectively carry the same charge 4 x 10 8C. If the spheres are connected by a copper wire_______________? Read More »

Electrical Engineering Mcqs, Electrostatics

Two similar charges each of one coulomb placed in air one meter apart repel each other with a force______________?

Electrical Engineering Mcqs, Electrostatics /
Two similar charges each of one coulomb placed in air one meter apart repel each other with a force______________?

A. 9 x 109N
B. 9.2 x 104N
C. 9 x 109N
D. 9 x 107N

Two similar charges each of one coulomb placed in air one meter apart repel each other with a force______________? Read More »

Electrical Engineering Mcqs, Electrostatics

A closed surface contains two equal and opposite charges. The net electric flux from the surface will be________________?

Electrical Engineering Mcqs, Electrostatics /
A closed surface contains two equal and opposite charges. The net electric flux from the surface will be________________?

A. negative
B. positive
C. zero
D. data is insufficient

A closed surface contains two equal and opposite charges. The net electric flux from the surface will be________________? Read More »

Electrical Engineering Mcqs, Electrostatics

Electric intensity being a vector quantity always points_______________?

Electrical Engineering Mcqs, Electrostatics /
Electric intensity being a vector quantity always points_______________?

A. along the direction of force experienced by a unit positive charge
B. opposite to the direction of force experienced by a unit positive charge
C. perpendicular to the direction of force experienced by a uit positive charge
D. any of above

Electric intensity being a vector quantity always points_______________? Read More »

Electrical Engineering Mcqs, Electrostatics