Question # 1

The current through a resistance of 100 Ohm when connecting across a source of 220 V is.

Choose an answer

22000 A

22 A

2.2 A

0.45 A

For a current carrying solenoid the term 'n' has unit as.

Choose an answer

No unit

m^-1

m^-2

m-3

When the back emf in a current is zero, it draws

Choose an answer

Zero current

Maximum current

Minimum current

Steady average current

1 amu is equal to

Choose an answer

1.0606 x 10^-27 kg

1.66 x 10^-31 kg

1.66 x 10^-34 kg

1.66 x 10^-19 kg

Which consumes small power.

Choose an answer

Inductor

Resistor

Motor

All of these

Mass equivalent of 931 MeV energy is:

Choose an answer

6.02 x 10^-23 kg

1.766 x 10^-27kg

2.67 x 10^-29kg

6.02 x 10^-87kg

the force between two charge is 28 N. If paraffin wax of relative permittivity 2.8 is introduced between the charges as medium, then the force reduces to.

Choose an answer

25 N

20 N

10 N

15 N

The conductors having the conductivity of the order of

Choose an answer

At resonance, the behavior of R-L-C series circuit is.

Choose an answer

Resistive

Capacitive

Inductive

Modulative

Electric intensity due to an infinite sheet of charge is:

Choose an answer

∂/2ε_∘

∂/rε_∘

∂/r2ε_∘

none of these

A proton is about 1840 time than an electron. When it is accelerated by a potencial difference if 1 kV, its kinetic energy will be:

Choose an answer

1884 ke V

1/1840 keV

1 keV

920 keV

During each cycle A.C. voltage reaches a peak value.

Choose an answer

Once

Twice

Thrice

Four time

The rest mass x ray photon is

Choose an answer

Infinite

Zero

1.67 X^-17 kg

All of the above

An electron in H -atom is excited from ground state n=4 , How many spectral lines are possible in this case.

Choose an answer

6

5

4

3

Example of ductile substance is.

Choose an answer

Glass

Wood

Lead

Oxygen

The resonance frequency is given by:

Choose an answer

fr = 2π√LC

fr = 1/2πLC

fr = 1/ 2π√LC

f1 = 1/ 2πC√L

The number of electrons in one coulomb charge is equal to

Choose an answer

6.2 x 10¹⁸ electrons

Zero electrons

1.6 x 10^-22 electrons

6.2 x 10²¹ electrons

The scientist who suggested the presence of neutron was:

Choose an answer

Bohr

Rutherford

Chadwick

J.J Thomson

More Classes

Other Links

Physics Fsc Part 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