Question # 1

Drift velocity of electrons is.

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10^-1 m/s

10^-2 m/s

10^-3 m/s

10³ m/s

If 1 x 10⁷ electrons passes through a conductor in 1.0 micro second , then the current is.

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2 A

1.6 A

2.6 x 10^-6 A

1.6 x 10^-6 A

Resistivity at a given temperature depends upon.

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Area of cross section

Length

Nature of material of conductor

Both length and area

Two resistance of 2 Ohm each are connected in parallel combination equivalent resistance will be.

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4 Ohm

2 Ohm

1 Ohm

8 Ohm

Kirchhoff's first rule is the manifestation of the law of conservation of.

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Mass

Charge

Energy

Momentum

What is the resistance of carbon resistor which has band brown black brown.

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100 Ohm

1000 Ohm

10 Ohm

1.0 Ohm

The current flowing through each resistor of equal resistance in parallel combination is.

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Same

Different

Zero

Infinite

An ideal current source shall have resistance

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Zero

Finite but not zero

Infinite

Depend upon requirement

For non-ohmic devices, the graph between V and I is

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Not a straight line

A straight line

A curve

All of above

During electrolysis process, density of CuSO₄ solution

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Remains constant

Decreased

Increased

None of these

106 electrons are moving through a wire per second the current developed is:

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1.6 x 10-19 A

1 A

1.6 x 10-13A

106 A

One ohm is equal to

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VC-1

CV-1

AC-1

VA^-1

Colour codes are used to calculate the.

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Nature of resistor

Numerical value of resistance

Potential difference

Current

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Physics Fsc Part 2 Chapter 2 Online Test MCQs With Answers

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