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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ICS Part 2 Physics Chapter Wise 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

If there is no fourth band, tolerance is shows as

Question # 2

Semiconductor diodes are called:

Question # 3

Seven resistances are connected as shown in the figures . THe equivalent resistance between A and B is:

Question # 4

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

Question # 5

Heat sensitive resistors are called.

Question # 6

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 # 7

The powers of two electric bulbs are 100w and 200w. Which are connected to power supply of 220 V. The ratio of resistance of their filament will be:

Question # 8

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

Question # 9

In gas the charge carriers are:

Question # 10

The drift velocity is of order:

Question # 11

Resistance tolerance of silver band is.

Question # 12

The unit of resistance is:

Question # 13

Potentiometer is used to.

Question # 14

When a wire of length 'l' and resistance R is cut into two equal parts then resistivity of each part.

Question # 15

The reciprocal of resistance is called.

Question # 16

Thermistor with high - ve temperature coefficient are very accurate for measuring low temperature especially near is.

Question # 17

For ohmic device the graph between V and I is.

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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 For non-ohmic devices, the graph between V and I is
A. Not a straight line
B. A straight line
C. A curve
D. All of above
2 106 electrons are moving through a wire per second the current developed is:
A. 1.6 x 10-19 A
B. 1 A
C. 1.6 x 10-13A
D. 106 A
3 The algebraic sum of potential change in a closed circuit is zero. 
A. Kirchhoff's 1st rule
B. Kirchhoff 2nd rule
C. Krichoff's 3rd rule
D. Kirchhoff 4th  rule
4 In gas the charge carriers are:
A. Electrons
B. Ions
C. Both a & b
D. None of above
5 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
6 Magnetic effect of current is used in.
A. Toaster
B. Electric iron
C. Electric motor
D. D.C. Battery
7 An ideal current source shall have resistance
A. Zero
B. Finite but not zero
C. Infinite
D. Depend upon requirement
8 Semiconductor diodes are called:
A. Ohmic
B. non ohmic
C. Both a & b
D. none of above
9 The conventional current is due to the flow of
A. Atoms and molecules
B. Positive charge
C. Negative charge
D. Bot (b) and (c)
10 The current through a resistance of 100 Ohm when connecting across a source of 220 V is.
A. 22000 A
B. 22 A
C. 2.2 A
D. 0.45 A

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