Question # 1

The Kirchhoff 1^st rule is manifestation of:

Choose an answer

Law of conservation of mass

Law of Conservation of charge

Law of conservation of energy

None of above

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

Choose an answer

is doubled

Remains the same

Is halved

Is one fourth

The reciprocal of resistance is called.

Choose an answer

Capacitance

Resistance

Conductance

Inductance

Specific resistance of a material depends upon.

Choose an answer

Length

Area

Temperature

Both A and B

Heat energy is converted into electrical energy.

Choose an answer

Solar cells

thermocouples

Electric generators

None of above

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

Choose an answer

140 J

1440 J

14400 J

144000 J

Heat sensitive resistors are called.

Choose an answer

resistors

Capacitor

Thermistors

Inductors

An ideal current source shall have resistance

Choose an answer

Zero

Finite but not zero

Infinite

Depend upon requirement

Terminal potential difference is greater than emf of the cell when

Choose an answer

Circuit is open

Circuit is closed

small battery is charged by bigger battery

None of these

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

Choose an answer

Increase

Remains constant

Decreases

Changes exponentially

One ohm is equal to

Choose an answer

VC-1

CV-1

AC-1

VA^-1

Which one of the following bulbs has the least resistance.

Choose an answer

100 W

200 W

500 W

1000 W

In gas the charge carriers are:

Choose an answer

Electrons

Ions

Both a & b

None of above

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

Magnetic effect of current is used in.

Choose an answer

Toaster

Electric iron

Electric motor

D.C. Battery

The product of resistance and conductance is

Choose an answer

1

Resistivity

Conductance

Zero

The unit of conductivity is:

Choose an answer

Ohm^-3m^-1

Ohm m^-1

Both a and b

Ohm m^-1

The free electrons experience force.

Choose an answer

In direction of -E

In direction of E

Both A and B

All of the above

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