Question # 1

The quantity time constant RC has units of.

Choose an answer

Charge

Time

Capacitance

Resistance

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 rest mass x ray photon is

Choose an answer

Infinite

Zero

1.67 X^-17 kg

All of the above

The process by which lesser beam can be used to generate 3-dimensional images of objects is called

Choose an answer

Holography

Geo graphy

Tomography

Radio graphy

Base of transistor is of order:

Choose an answer

10^-11m

10⁶m

10^-8m

10^-6m

Mutual induction play role in.

Choose an answer

Generator

D.C. motor

Galvanometer

Transformer

Which of the following quantities remain constant in step up transformer?

Choose an answer

Current

Voltage

Power

Heat

Transistor was invented by:

Choose an answer

Bardeen

Micheal faraday

Lenz

Newton

The gate, which changes the logic level to its opposite level is called

Choose an answer

NOR gate

AND gate

OR gate

NOT gate

Radioactivity happen due to the disintegration of

Choose an answer

Nucleus

Mass

Electrons

Protons

The acceleration of an electron of mass m and charge e, moving with uniform speed v at right angles to a magnetic field of flux density B, is given by

Choose an answer

Bevm

X₁is low for low frequency Fy but Xc is.

Choose an answer

Zero

Low

High

Same is H

SI unit of electric flux is.

Choose an answer

NmC¹

Nm^-1 C¹

Nm²C^-1

Nm³C²

We can never accurately describes all aspects of sbatomic particles simulatanously. It is correct according to:

Choose an answer

Uncertainity Priciple

De-broglie Theory

Einstin Theory

Photo electric effect

If the distance between two charges is halved and charges are also doubled, then force between them will be.

Choose an answer

Two time

Four time

Eight time

Sixteen time

In CRO, the output waveform of time base generator is

Choose an answer

Circular

Square

Sinusoidal

Saw-toothed

In case of op-amp as an inverting amplifier, V₊ - V_- = 0, this is because

Choose an answer

Open gain loop is very low

Closed loop gain is very high

Open loop gain is very high

Both (a) and (a)

Using relativistic effects the location of an air craft after an hour fight can be predicated about

Choose an answer

20 m

50 m

760 m

780 m

More Classes

Other Links

Physics FSC Part 2 Online MCQ's 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