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

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Question # 1

The unit of conductivity is:

Question # 2

The color code of "Green"

Question # 3

If there is no fourth band, tolerance is shows as

Question # 4

In carbon resistors, then value of Blue colour is.

Question # 5

Tolerance of "Gold" band.

Question # 6

Drift velocity of electrons is.

Question # 7

Heat sensitive resistors are called.

Question # 8

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

Question # 9

By increasing the temperature of conductor, the flow rate of charges.

Question # 10

Semiconductor diodes are called:

Question # 11

Specific resistance of a material depends upon.

Question # 12

Resistance tolerance for gold colour is.

Question # 13

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

Question # 14

Resistivity at a given temperature depends upon.

Question # 15

The fraction change in resistance per Kelvin is known as:

Question # 16

A battery move a charge of 40 C around a circuit at constant rate in 20 Sec. The current will be.

Question # 17

Electric power:

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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 Resistance tolerance for gold colour is.
A. 50%
B. 30%
C. 20%
D. 5%
2 mho -m-1 is the unit of.
A. Resistance
B. Resistivity
C. Conductance
D. Conductivity
3 The head produced by the passage of current through a resistor is.
A. H= I2Rt
B. H = IR2t
C. H = 1/Rt
D. H = I2/Rt
4 Heat energy is converted into electrical energy.
A. Solar cells
B. thermocouples
C. Electric generators
D. None of above
5 Resistivity at a given temperature depends upon.
A. Area of cross section
B. Length
C. Nature of material of conductor
D. Both length and area
6 When a wire is stretched and its radius becomes r/2, then its resistance will be
A. 16 R
B. 4 R
C. 2R
D. 0
7 The current flowing through each resistor of equal resistance in parallel combination is.
A. Same
B. Different
C. Zero
D. Infinite
8 Heat generated by a 40 W bulb in one hour is.
A. 140 J
B. 1440 J
C. 14400 J
D. 144000 J
9 If a charge Q flows through any cross section of the conductor in time t, the current I is
A. I=Qt
B. I= Q/t
C. I= Q*t
D. I= Q-t
10 Terminal potential difference is greater than emf of the cell when
A. Circuit is open
B. Circuit is closed
C. small battery is charged by bigger battery
D. None of these

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