Physics MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Physics, a fundamental topic in the field of General Knowledge. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Physics MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Physics mcq questions that explore various aspects of Physics problems. Each MCQ is crafted to challenge your understanding of Physics principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace General Knowledge tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Physics MCQs are your pathway to success in mastering this essential General Knowledge topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Physics. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Physics knowledge to the test? Let's get started with our carefully curated MCQs!

Physics MCQs | Page 66 of 70

Discover more Topics under General Knowledge

Q651.
As compare to copper wires, the loss of signal in optical fiber is

a.

more

b.

zero

c.

equal

d.

less

Discuss
Answer: (d).less
Q652.
The angle of incidence in the optically denser medium for which the angle of refraction is less dense medium is 90° is known as

a.

denser angle

b.

optical angle

c.

right angle

d.

critical angle

Discuss
Answer: (d).critical angle
Q653.
In periscopes, prisms are positioned to reflect light through

a.

120 ° twice

b.

30 ° twice

c.

45 ° twice

d.

90 ° twice

Discuss
Answer: (d).90 ° twice
Q654.
When light passes from an optically denser to a less denser medium, there occur

a.

total internal refraction

b.

total internal reflection

c.

half internal refraction

d.

half internal reflection

Discuss
Answer: (b).total internal reflection
Q655.
Binoculars make use of prisms to

a.

increase the length of the instrument

b.

reduce the length of the instrument

c.

make the instrument loud

d.

both a and c

Discuss
Answer: (b).reduce the length of the instrument
Q656.
Thermal energy always flow from a region of

a.

higher to lower temperature

b.

lower to higher temperature

c.

same temperature

d.

all of the above

Discuss
Answer: (a).higher to lower temperature
Q657.
The thermal energy is transferred only when there is

a.

hot weather

b.

no difference in temperature

c.

difference in temperature

d.

both a and b

Discuss
Answer: (c).difference in temperature
Q658.
Thermal energy is transferred by

a.

2 processes

b.

3 processes

c.

4 processes

d.

5 processes

Discuss
Answer: (b).3 processes
Q659.
The boiling point of water is

a.

23 °C

b.

0 °C

c.

45 °C

d.

100 °C

Discuss
Answer: (d).100 °C
Q660.
Water freezes to form ice at

a.

100 °C

b.

0 °C

c.

45 °C

d.

237 °C

Discuss
Answer: (b).0 °C
Page 66 of 70