2nd Year Physics Chapter 13 Online MCQ Test for 12th Class Physics Chapter 13 (Current Electricity)

ICS Part 2 Physics
Chapter 13 Test

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MCQ's Test For Chapter 0 "Physics ICS Part 2 Chapter 13 Online MCQ's Test"

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Physics ICS Part 2 Chapter 13 Online MCQ's Test

00:00
Question # 1

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

Question # 2

Resistivity at a given temperature depends upon.

Question # 3

Semiconductor diodes are called:

Question # 4

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

Question # 5

Thermosouple is an arrangement of two different metals:

Question # 6

Specific resistance of a material depends upon.

Question # 7

A certain wire has a resistance R, the resistivity of an other wire of an identical material with the first, except for twice its diameter is.

Question # 8

Heat energy is converted into electrical energy.

Question # 9

When a wire is stretched and its radius becomes r/2, then its resistance will be

Question # 10

A substance having the negative temperature co efficient of resistivity out of the following is.

Question # 11

A rheostat can be used as variable resistor as well as a-------------

Question # 12

Calculate current in 2 2R /4Ω resistor.

Question # 13

A wire uniform cross-section. A length L and resistance R is cut into two equal parts. The resistivity of each part will be:

Question # 14

Unit (S.I) of temperature coefficient of resistivity of a material is

Question # 15

An ideal current source shall have resistance

Question # 16

The condition for the wheatstone bridge to be balanced is given by

Question # 17

The potential difference between the head and tail of an electrical to

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ICS Part 2 Physics Chapter 13 Online Test MCQ's

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 The value of maximum output power is?
A. E/4R
B. E2/4R
C. E/4R2
D. Non of above
2 Thermosouple is an arrangement of two different metals:
A. Two convert heat energy into electrical energy
B. To produce more heat
C. To convert heat energy into chemical energy
D. To convert electrical energy into heat energy
3 The vessel containing the tow electrodes and liquid to known as.
A. Chemical cell
B. Volt cell
C. Volta cell
D. Volta meter
4 Resistance tolerance for gold colour is.
A. 50%
B. 30%
C. 20%
D. 5%
5 The Kirchhoff 1st rule is manifestation of:
A. Law of conservation of mass
B. Law of Conservation of charge
C. Law of conservation of energy
D. None of above
6 When a wire of length 'l' and resistance R is cut into two equal parts then resistivity of each part.
A. is doubled
B. Remains the same
C. Is halved
D. Is one fourth
7 In gas the charge carriers are:
A. Electrons
B. Ions
C. Both a & b
D. None of above
8 By increasing the temperature of conductor, the flow rate of charges.
A. Increase
B. Remains constant
C. Decreases
D. Changes exponentially
9 mho -m-1 is the unit of.
A. Resistance
B. Resistivity
C. Conductance
D. Conductivity
10 Colour codes are used to calculate the.
A. Nature of resistor
B. Numerical value of resistance
C. Potential difference
D. Current

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