Question # 1

The output of a NAND gate is 0 when

Choose an answer

Both of its inputs are 0

Both of its inputs are 1

any of its inputs is 0

any of its inputs is 1

If X = A,B, then X is 1 when:

Choose an answer

A and B are 1

A or B is 0

A is 0 and B is 1

A is 1 and B is 0

1 Pico Farad is equal to:

Choose an answer

10^-9F

10^-12F

10¹²F

10^-6F

Bouncing back of light after striking the surface is called:

Choose an answer

Refraction

Reflection

Diffraction

Interference

To see from submarine the ship at the surface of water , we use:

Choose an answer

Telescope

Microscope

Peri scope

Prism

Optical fibres works on the principle of:

Choose an answer

Reflection

Refraction

Total internal reflection

Diffraction

The index of refraction depends on:

Choose an answer

The focal length

The speed of light

the image distance

The object distance

If the displacement in spring is ‘x’ of mass “m” attached with a spring then restoring force is:

Choose an answer

F=ma

F=kx

F=-kx

F= m/a

Safe limit of radiations exposure in one year.

Choose an answer

4 rem

5 rem

3 rem

6 rem

1 GB = ______________ Megabytes.

Choose an answer

1022

1023

1024

1025

the phenomena which is used in applying paints on the surface of different articles is called:

Choose an answer

electroplating

electroscope

electrostatic induction

electrolytes

The unit of electric power is:

Choose an answer

Volt

Watt

Joule

Coulomb

AND gate can be formed by using two:

Choose an answer

NOT gates

OR gates

NOR gates

Nand gates

More Classes

Other Links

10th Class Physics English Medium KPK Boards Online Mcqs 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