Physics MCQs

Physics

Thermodynamic


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#105

The electric field intensity is defined as

A) Force per unit charge

B) Force per unit mass

C) Work per unit charge

D) Energy per unit charge

Answer:   A
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#106

The SI unit of electric field intensity is

A) N/C

B) V/m

C) Both A and B

D) Neither A nor B

Answer:   C
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#107

The electric field due to a point charge q at a distance r is

A) \( k q / r \)

B) \( k q / r^2 \)

C) \( k q / r^3 \)

D) \( k q r \)

Answer:   B
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#108

The electric field lines due to a positive point charge are

A) Radially inward

B) Radially outward

C) Parallel

D) Perpendicular

Answer:   B
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#109

The electric field lines due to a negative point charge are

A) Radially inward

B) Radially outward

C) Parallel

D) Perpendicular

Answer:   A
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#110

The electric potential at a point is defined as

A) Work done per unit charge

B) Force per unit charge

C) Energy per unit charge

D) Both A and C

Answer:   D
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#111

The SI unit of electric potential is

A) Volt

B) Joule/Coulomb

C) Both A and B

D) Neither A nor B

Answer:   C
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#112

The electric potential due to a point charge q at a distance r is

A) \( k q / r \)

B) \( k q / r^2 \)

C) \( k q / r^3 \)

D) \( k q r \)

Answer:   A
Explanation Photo

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Page 14 of 19