Question # 1

Feathers of bird give good thermal:

Choose an answer

Conduction

Insulation

Convection

None of these

The value of gravitational constant is SI unit is

Choose an answer

0.673 x 10-10

6.673 x 10-11

4.32 x 10-9

5.32 x 10-11

In a right angle triangle base is 4 cm and perpendicular is 3 cm length of diagonal will be:

Choose an answer

2 cm

5 cm

4 cm

6 cm

Latent heat of vaporization is denoted by:

Choose an answer

H1

Hm

Hv

Hf

Celsius temperature is converted into Fahrenheit temperature using the formula

Choose an answer

F = 1.8 C + 32

F = 1.8 C - 32

F = 1.4 C + 32

F = 1.4C - 32

The ratio of output to input is called:

Choose an answer

work

Efficiency

Force

All of above

Hydraulic press is a machine which works on:

Choose an answer

Hook's law

Pascal's law

Boyle's law

Archimedes principle

The substances through which heat does not conduct:

Choose an answer

Conductors

Bad conductors

Insulators

Both B and C

A couple is formed by:

Choose an answer

two forces perpendicular to each other

Two like parallel forces

To equal and opposite forces in the same line.

Two equal and opposite forces not in the same line

An increasing with decline in atmospheric pressure cause:

Choose an answer

Rainy condition

Pleasent condition

Windy condition

Intense condition

Tan 90°=

Choose an answer

Infinity

1

0

0.866

In ___________ (CFC) was found reacting with ozone.

Choose an answer

1920s

1970s

1950s

1960s

Product of mass and velocity of a body is called.

Choose an answer

Torque

Force

Work

Momentum

More Classes

Other Links

9th 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