Question # 1

Which consumes small power.

Choose an answer

Inductor

Resistor

Motor

All of these

The vector sum of electric force and magnetic force is called:

Choose an answer

Deflecting force

Lorentz force

Newton force

Faraday's force

One electron volt is equal to.

Choose an answer

1.6 x 10^-19 Joule

1.6 x 10^-19Coulomb

1.6 x 10^-12N

1.6 x 10¹⁸Joule

A radio active substance has a half life of four months. 3 -fourth of the substance will decay in:

Choose an answer

6 months

8 months

12 months

16 months

The highest value reached by the voltage or current in one cycle is called.

Choose an answer

Peak ot peak value

Peak value

Instantaneous value

Root mean square value

When charge particle enter perpendicular to magnetic field, the path followed by it is:

Choose an answer

A helix

A circle

Straight line

Ellipes

The charge number of Ba is.

Choose an answer

197

141

56

85

The energy of 4th Orbit in hydrogen atom is.

Choose an answer

-2.51 eV

-3.50 eV

-13.60 eV

-0.85 eV

An inductor of 1 henry inductance has a reactance 500 ohms, then the frequency required is approximately

Choose an answer

50 Hz

100 Hz

80 Hz

120 Hz

The device which allows only the continuous flow of AC through it is.

Choose an answer

Inductor

Battery

Thermistor

Capacitor

Useful device to measure resistance, current and voltage is an electronic instrument called.

Choose an answer

Volt meter

Ammeter

Ohmmeter

Digital Multimeter

The position has charge which is in magnitude equal to the charge on

Choose an answer

Electron

Proton

β particle

All

the number of terminals in a semiconductor diode are

Choose an answer

2

3

4

5

Eintein's Photoelectric equation is E_k= hf -∅ in this equation E₁, refers to:

Choose an answer

K.E of al the emited electrons

Mean K.E of emited electrons

Maximum K.E of emited electrons

Minimum K.E of emited electrons

Magnetic induction can be measured in units of.

Choose an answer

Tesla

Gauss

Weber/m2

All of the above

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

_____ has the largest de Broglie wavelength at same speed.

Choose an answer

Proton

Alpha particle

Carbon atom

Electron

The SI unit of relative permittivity is.

Choose an answer

Fm-1

C2N-1m-2

Nm2C-2

No unit

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