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Physics Part 2 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 - Consider the following statements:
1. If the rays pass through a rarer medium to denser medium, the velocity decreases.
2. If the rays pass through from rarer medium to denser medium, the velocity remains same.
Choose the correct answer from the codes given below:
Answer : C
Explanation
N/A
Q 2 - Consider the following statements:
1. A compound microscope uses a lens close to the object.
2. The lens used by compound microscope is known as objective lens.
Choose the correct answer from the codes given below:
Answer : C
Explanation
Objective lens is used to collect light.
Q 3 - The sound frequency lesser than the audible range i.e. (20 Hz) is known as
Answer : B
Explanation
Anything less than the frequencies of audible sound is known as infrasonic.
Q 4 - If the temperature rises, then the speed of light will
D - May increase or may decrease depend on the source of light
Answer : C
Explanation
N/A
Q 5 - The temperature of our body indicates
A - The average kinetic energy of the molecules of our body
B - The fast circulation of our blood system
Answer : A
Explanation
N/A
Q 6 - If a pigmy tribe living in equatorial region moves towards the pole, his weight will
Answer : A
Explanation
The gravity increases as start moving towards the pole.
Q 7 - Which among the following influences the pitch of sounds?
Answer : B
Explanation
Frequency is the number of occurrences of a repeating event per unit time.
Q 8 - 181. . First said that atom is indivisible.
Answer : B
Explanation
John Dalton was an English chemist, physicist, and meteorologist who had developed the atomic theory.
Q 9 - Who had first given the concept of heliocentrism?
Answer : D
Explanation
The meaning of heliocentrism means, the sun is at the center; it was Nicholas Copernicus who first stated this principle. Earlier, people used to believe that the earth is at the center.
Answer : C
Explanation
The measuring unit of pressure is Pascal.
Q 11 - What is semiconductor?
A - It can carry electricity, but will provide very low voltage
B - It cannot carry electricity
Answer : C
Explanation
Semiconductor is a substance that can conduct electricity in certain condition, but not always.
Q 12 - The weight of iron will maximum in
Answer : B
Explanation
In vacuum, the iron will be weighed the most.
Q 13 - Consider the following statements:
1. Distance travelled by the moving object in unit time interval is called speed.
2. The displacement of a moving object in unit time interval is known as velocity.
Choose the correct answer from the codes given below:
Answer : C
Explanation
Speed is scalar and velocity is vector quantity.
Q 14 - What is the escape velocity for the earth?
Answer : A
Explanation
N/A
Q 15 - Which among the following is used to measure blood pressure?
Answer : D
Explanation
Kymograph graphically records physiological movements.
Q 16 - A loud speaker transforms
A - Mechanical energy into electrical energy
B - Chemical energy into light and heat energy
Answer : D
Explanation
N/A
Q 17 - Which among the following is used to examine the internal parts of the body?
Answer : C
Explanation
N/A
Q 18 - Chronometer determines
A - Direction of ships movement in the sea
B - Direction of airplane in the air
Answer : C
Explanation
Chronometer is a clock that determines the exact and precise time according to the longitude normally used by ship in navigation.
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 - Who among the following had developed radio transmitters and receivers?
Answer : C
Explanation
N/A