- Physics Notes for UPSC IAS Prelims (Part I)
- Physics - Home
- Physics - Force and Pressure
- Physics - Friction
- Physics - Some Natural Phenomena
- Physics - Motion
- Physics - Force and Laws of Motion
- Physics - Gravitation
- Physics - Mass and Weight
- Physics - Work and Energy
- Physics - Light
- Physics - Reflection and Refraction
- Images Formed by Spherical Mirrors
- Physics - Refraction of Light
- Physics - Spherical Lenses
- The Human Eye & Colorful World
- Refraction of Light Through a Prism
- Physics - Electricity
- Chemical Effects of Electric Current
- Magnetic Effects of Electric Current
- Physics - Electric Motor
- Physics - Source of Energy
- Physics - Sound Part I
- Physics - Sound Part II
- Speed of Sound in Different Media
- Physics - The Solar System
- Physics - Stars and The Solar System
- Physics Useful Resources
- Physics Part 1 - Online Quiz
- Physics Part 1 - Online Test
- Physics Part 1 - Quick Guide
- Physics - Useful Resources
- Physics - Discussion
- Selected Reading
- UPSC IAS Exams Notes
- Developer's Best Practices
- Questions and Answers
- Effective Resume Writing
- HR Interview Questions
- Computer Glossary
- Who is Who
Physics Part 1 Online Quiz
Following quiz provides Multiple Choice Questions (MCQs) related to Physics. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.
Q 1 - Which among the following is used in making the coil of an electric heater?
Answer : C
Explanation
N/A
Q 2 - A candle transforms …
A - Mechanical energy into electrical energy
B - Chemical energy into light and heat energy
Answer : B
Explanation
N/A
Q 3 - Which among the following waves is used by Wireless communication to carry signals?
Answer : A
Explanation
N/A
Answer : A
Explanation
Bartolomeo Cristofori had invented the piano.
Q 5 - Kepler’s Second Law of Planetary Motion is known as …
Answer : B
Explanation
N/A
Q 6 - In desert regions, night is much cooler than the night of other plain region of the earth because …
C - Sand particles radiate back the incoming solar radiation swiftly
D - Sand particles absorb all the incoming solar radiation swiftly
Answer : C
Explanation
N/A
Q 7 - Cream gets separated from the milk because of …
Answer : C
Explanation
The force that is directed away from the axis of rotation is known as centrifugal force.
Q 8 - No matter how far someone is standing from the mirror, the image appears erect. The mirror is …
Answer : A
Explanation
N/A
Q 9 - If radius of the earth is reduced by 50% and mass remains same – what will be the result?
A - The rotation time will be reduced by 50%
B - The rotation time will be increased by 50%
Answer : A
Explanation
The earth will rotate in 12 hours instead of 24 hours.
Q 10 - If boiling point of water is measured in Fahrenheit, then it would be …
Answer : D
Explanation
The formula of to convert OC into Fahrenheit is 0C × 9/5 + 32 = 0F.
Q 11 - Transformer’s property is …
A - To convert high voltage into low voltage
Answer : D
Explanation
Transformer is used to convert high voltage into low and vice versa.
Q 12 - Consider the following statements:
1. The viscosity of liquid is because of the cohesive force between the molecules.
2. The viscosity of gas is because of the diffusion of its molecules from one layer to other layer.
Choose the correct answer from the codes given below:
Answer : C
Explanation
N/A
Q 13 - Hydrometer measures …
Answer : C
Explanation
Hydrometer is an instrument that measures the density of liquid.
Q 14 - What is an orbital height of a Geo-stationary satellite?
Answer : A
Explanation
N/A
Q 15 - Which among the following is used to see the objects above the sea level?
Answer : A
Explanation
N/A
Q 16 - In reference to radioactivity, consider the following statements:
1. Gamma rays are emitted after the emission Alfa and Beta rays.
2. Gamma rays are produced by neutron stars, pulsars, and supernova explosions.
Choose the correct answer from the codes given below:
Answer : C
Explanation
Gamma rays have the smallest wavelengths.
Q 17 - Cardiograph measures …
Answer : A
Explanation
Cardiograph is an instrument that measures heartbeat.
Q 18 - Which among the following is used to measure heat radiation?
Answer : C
Explanation
N/A
Q 19 - Consider the following statements:
1. All the electromagnetic waves consist of photon.
2. The wavelength range of the electromagnetic wave is 10-14 to 104.
Choose the correct answer from the codes given below:
Answer : C
Explanation
N/A
Q 20 - Consider the following statements:
1. Cathode rays are visible rays.
2. Cathode rays travel in straight line.
Choose the correct answer from the codes given below:
Answer : B
Explanation
Cathode rays are invisible rays.