Chapter Quiz

General Science - Physics

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Question 1

What is the SI unit of Electric Current?

Question 2

Which of the following correctly matches the physical quantity with its SI unit?

Question 3

Parsec is a unit of which physical quantity?

Question 4

Which instrument is used to measure the intensity of earthquakes?

Question 5

The Beaufort Scale is used to measure:

Question 6

Which instrument is used to measure the depth of the ocean?

Question 7

The unit of sound intensity is:

Question 8

1 Horsepower is approximately equal to how many Watts?

Question 9

Which Newton's Law gives the quantitative definition of force?

Question 10

A cannon recoiling after firing is an example of Newton's:

Question 11

Kinetic energy of a moving body depends on:

Question 12

In photosynthesis, which energy conversion takes place?

Question 13

In the SI system, the exponent of 'second' in the unit of acceleration is:

Question 14

The weight of an object is maximum at which location on Earth?

Question 15

Astronauts feel weightlessness in a spacecraft because of:

Question 16

The boiling point of water in mountainous regions compared to sea level is:

Question 17

A fresh egg placed in salt water will:

Question 18

Absolute Zero (0 K) is equal to which temperature in Celsius?

Question 19

The Eiffel Tower becomes longer in summer due to which property?

Question 20

The term 'Zeroth Law of Thermodynamics' was given by:

Question 21

TV remote control works on the principle of:

Question 22

The Doppler Effect was discovered by Christian Doppler in which year?

Question 23

The shining of air bubbles in water is due to:

Question 24

The Sun appears red at sunrise and sunset because:

Question 25

When white light passes through a prism, which colour bends the most?

Question 26

Two mirrors inclined at 120° to each other produce how many images?

Question 27

Which of the following cannot be polarised?

Question 28

Ohm's Law (V = IR) was discovered by George Simon Ohm who was from:

Question 29

An electric bulb connected to 18V battery draws 3A current. What is the resistance of the bulb?

Question 30

The fuse wire used in household electric circuits is made of alloy of:

Question 31

Which is the best conductor of electricity among the following?

Question 32

To reduce electric resistance, resistors should be connected in:

Question 33

A transformer converts:

Question 34

A battery converts which type of energy into electrical energy?

Question 35

Which scientist discovered Electromagnetic Science and gave it its name?

Question 36

Which material is used for making permanent magnets?

Question 37

The process of adding impurities to a semiconductor is called:

Question 38

Which device is used as an amplifier in audio/hearing instruments?

Question 39

Diode is primarily used for:

Question 40

X-rays were discovered by:

Question 41

The neutron was discovered by James Chadwick in which year?

Question 42

Nuclear Fusion involves:

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