Question # 1

The algebraic sum of potential change in a closed circuit is zero.

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Kirchhoff's 1st rule

Kirchhoff 2^nd rule

Krichoff's 3^rd rule

Kirchhoff 4^th rule

Resistance tolerance for gold colour is.

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50%

30%

20%

5%

Drift velocity of electrons is.

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10^-1 m/s

10^-2 m/s

10^-3 m/s

10³ m/s

Magnetic effect of current is used in.

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Toaster

Electric iron

Electric motor

D.C. Battery

The vessel containing the tow electrodes and liquid to known as.

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Chemical cell

Volt cell

Volta cell

Volta meter

The unit of resistance is:

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Ω

Ωm

Ω^-1m^-1

Ωm^-1

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

the current which flows from a point at higher. potential to point at lower potential is called.

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Electric current

Conventional current

Either of these

None of above

The SI unit of resistivity is.

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Ohm m-2

Ohm m-1

Ohm m

Ohm

When a pot difference of 4 volt is applied across resistance, 10 J of energy is converted Find charge flows

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0.20 C

2.5 C

5.0 C

10.0 C

Magnetic effect of current is used

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To detect a current

To measure a current

In electric motor

All of above

Terminal potential difference is greater than emf of the cell when

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Circuit is open

Circuit is closed

small battery is charged by bigger battery

None of these

mho -m-1 is the unit of.

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Resistance

Resistivity

Conductance

Conductivity

Heat generated by a 40 W bulb in one hour is.

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140 J

1440 J

14400 J

144000 J

5 A of current flows through a conductor in 2 minutes, charge in the wire is.

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500 C

600 C

400 C

10 C

The product of resistance and conductance is

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1

Resistivity

Conductance

Zero

During electrolysis process, density of CuSO₄ solution

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Remains constant

Decreased

Increased

None of these

Resistance tolerance of silver band is.

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10%

6%

7%

5%

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Physics ICS Part 2 Chapter 13 Online MCQ's Test MCQs With Answers

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