Question # 1

An ideal current source shall have resistance

Choose an answer

Zero

Finite but not zero

Infinite

Depend upon requirement

In gas the charge carriers are:

Choose an answer

Electrons

Ions

Both a & b

None of above

Specific resistance of a material depends upon.

Choose an answer

Length

Area

Temperature

Both A and B

Tolerance of "Gold" band.

Choose an answer

±10%

±5%

±15%

±20%

Kirchhoff's first rule is the manifestation of the law of conservation of.

Choose an answer

Mass

Charge

Energy

Momentum

The heat produced by passage of current.

Choose an answer

H=I²Rt

H=IR2T

H=I/Rt

H=I²/Rt

The unit of resistance is:

Choose an answer

Ω

Ωm

Ω^-1m^-1

Ωm^-1

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

Choose an answer

Chemical cell

Volt cell

Volta cell

Volta meter

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

Choose an answer

100 Ohm

1000 Ohm

10 Ohm

1.0 Ohm

Resistivity at a given temperature depends upon.

Choose an answer

Area of cross section

Length

Nature of material of conductor

Both length and area

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

Choose an answer

140 J

1440 J

14400 J

144000 J

In carbon resistors, then value of Blue colour is.

Choose an answer

6

7

8

9

The drift velocity is of order:

Choose an answer

10^-13m/s

10³ m/s

10^-3m/s

10^-4m/s

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

Choose an answer

Electric current

Conventional current

Either of these

None of above

The thermistors convert changes of temperature into.

Choose an answer

Light energy

Electric voltage

Heat

Sound

Resistance tolerance for gold colour is.

Choose an answer

50%

30%

20%

5%

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.

Choose an answer

1/4 R

4R

2R

Same as R

The conventional current is due to the flow of

Choose an answer

Atoms and molecules

Positive charge

Negative charge

Bot (b) and (c)

More Classes

Other Links

Physics Fsc Part 2 Chapter 2 Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer