- 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 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 - If the temperature of a semi-conductor is decreased, then its electrical conductivity will be
Answer : B
Explanation
N/A
Q 2 - Which among the following lens is used in movie production?
Answer : A
Explanation
N/A
Q 3 - The speed of light in a vacuum medium depends on
Answer : D
Explanation
The speed of light in vacuum always remains constant and does not depend on characteristics of the wave.
Q 4 - What is the frequency range of AM radio wave?
Answer : A
Explanation
AM stands for Amplitude Modulation.
Q 5 - Radiometer measures
Answer : A
Explanation
Radiometer is an instrument that measures the intensity of radiation.
Q 6 - If you throw water on oily surface, then water does not stick with that because of
Answer : C
Explanation
N/A
Q 7 - If energy transmits in the form of waves or particles is known as
Answer : C
Explanation
The best example of radiation is electromagnetic radiation.
Q 8 - Which among the following natural substances has the highest specific heat?
Answer : A
Explanation
Water has the second-highest specific heat.
Q 9 - Which among the following correctly explains retraction?
A - It explain the returning of sound
B - It explain the resonance of sound
Answer : C
Explanation
The revoke or reversal of original statements is known as retraction.
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 - Technometer measures
Answer : A
Explanation
Technometer is an instrument that measures the speed of a vehicle.
Q 12 - Who had invented the technique of photography (on paper)?
Answer : C
Explanation
It was W. Fox Talbot, who first invented the technique of photography (on paper).
Q 13 - Who said All planets move around the sun in elliptical orbits, with the sun being at rest at one focus of the orbit.
Answer : A
Explanation
N/A
Q 14 - What is the escape velocity for the earth?
Answer : A
Explanation
N/A
Q 15 - Consider the following statements:
1. If density of a body is equal to density of liquid, then the body floats fully submerged (in the liquid) in neutral equilibrium.
2. When a body floats in neutral equilibrium, the weight of the body is equal to the weight of displaced liquid.
Choose the correct answer from the codes given below:
Answer : C
Explanation
The above given statements define law of floatation.
Q 16 - Which among the following waves possess the longest wavelengths?
Answer : B
Explanation
N/A
Q 17 - Consider the following statements:
1. With the emission of Alfa particle, mass number is decreased by 4 and atomic number is decreased by 2.
2. With the emission of Beta particle, mass number does not change, but atomic number is increased by 1.
Choose the correct answer from the codes given below:
Answer : C
Explanation
The change in atomic number and mass number in the radioactivity is explained by Group-displacement law or Soddy-Fajan law.
Q 18 - Who among the following first discovered the nuclear fusion?
Answer : A
Explanation
In early 1930s, Hans Bethe discovered the nuclear fusion.
Answer : B
Explanation
N/A
Q 20 - Consider the following statements:
1. Light takes about 8 minutes 19 seconds to reach on the earth (from the Sun).
2. The light that reflected from the moon takes 1.28 second to reach on the earth.
Choose the correct answer from the codes given below:
Answer : C
Explanation
N/A