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

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

Question # 2

The unit of conductivity is:

Question # 3

Thermosouple is an arrangement of two different metals:

Question # 4

Heat energy is converted into electrical energy.

Question # 5

The SI unit of resistivity is.

Question # 6

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 # 7

The head produced by the passage of current through a resistor is.

Question # 8

If there is no fourth band, tolerance is shows as

Question # 9

The value of maximum output power is?

Question # 10

The drift velocity is of order:

Question # 11

Resistance tolerance for gold colour is.

Question # 12

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

Question # 13

An ideal current source shall have resistance

Question # 14

The resistivity of --------------------decrease with the increase in temp

Question # 15

Semiconductor diodes are called:

Question # 16

If the resistance of 500 Ohm have fourth band of silver colour then its upper maximum resistance will be.

Question # 17

Specific resistance of a material depends upon.

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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 ohmic device the graph between V and I is.
A. A straight line
B. Curve
C. Hyperbola
D. Parabola
2 Potentiometer is used to.
A. Compare emf of two cells
B. Detect internal resistance of cell
C. Measure P.D.
D. All of these
3 A substance having the negative temperature co efficient of resistivity out of the following is.
A. Carbon
B. Iron
C. Tungsten
D. Gold
4 If 1 x 107 electrons passes through a conductor in 1.0 micro second , then the current is.
A. 2 A
B. 1.6 A
C. 2.6 x 10-6 A
D. 1.6 x 10-6 A
5 If the resistance of 500 Ohm have fourth band of silver colour then its upper maximum resistance will be.
A. 600 Ohm
B. 550 Ohm
C. 450 Ohm
D. 400 Ohm
6 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.
A. 1/4 R
B. 4R
C. 2R
D. Same as R
7 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
8 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
9 Unit (S.I) of temperature coefficient of resistivity of a material is
A. K
B. K-1
C. oC
D. K-2
10 A rheostat can be used as variable resistor as well as a-------------
A. Potential divider
B. Current divider
C. Wheat stone bridge
D. Power divider

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