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 - MCB that used in electric circuit to cut off the electric supply in case of short circuit works on …
A - Magnetic effect of the current
B - Heating effect of the current
Answer : B
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 - Which among the following waves is used in radar?
Answer : B
Explanation
Radar is used to detect aircraft, spacecraft, guided missiles, ships, motor vehicles, weather formations, submarines, and terrain.
Q 4 - What is the frequency range of AM radio wave?
Answer : A
Explanation
AM stands for Amplitude Modulation.
Q 5 - Which among the following laws describes the ‘radiant intensity?’
Answer : C
Explanation
N/A
Q 6 - An orbital period of geostationary satellite is …
Answer : C
Explanation
The rotational period of the geostationary satellite is same as of the earth.
Q 7 - Which among the following laws states that when a body is immersed in a fluid, it experiences an upward thrust equal to the weight of the fluid displaced by the body?
Answer : D
Explanation
Archimedes' was the ancient Greek mathematician who had discovered the law of buoyancy.
Q 8 - Which among the following laws correctly defined as “energy can neither be created nor be destroyed. It may be converted from one form to another?”
A - First Law of Thermodynamics
B - Second Law of Thermodynamics
Answer : A
Explanation
The first law of thermodynamics is a form of the law of conservation of energy.
Q 9 - A bat can fly in the dark because …
Answer : B
Explanation
Bats produce ultrasonic waves that guide them to fly in the dark.
Q 10 - Atomic watches work on the principle of …
Answer : B
Explanation
Atomic watches give the most accurate time.
Q 11 - Find the correct statement:
A - Temperature differing by 300 on the Fahrenheit scale must differ by 450 on the Celsius scale
B - 00 Fahrenheit is equal to -17.80 Celsius
C - Temperature differing by 150 on the Celsius scale must differ by 220 on the Fahrenheit scale
Answer : B
Explanation
00 F = -17.7777800 C
Q 12 - What is the frequency range of FM radio wave?
Answer : A
Explanation
N/A
Q 13 - Who had propounded the ‘Dynamic Theory of Gases?’
Answer : B
Explanation
The dynamic theory of gases was first stated by Maxwell.
Q 14 - Who among the following has discovered visible radiation?
Answer : D
Explanation
N/A
Q 15 - Which among the following is used to measure electric current?
Answer : A
Explanation
N/A
Q 16 - Consider the following statements:
1. The myopic person uses diverging lens to see the object clearly.
2. The person suffering from hyperopia uses converging lens to see the object clearly.
Choose the correct answer from the codes given below:
Answer : C
Explanation
N/A
Q 17 - Which among the following is not a vector?
Answer : B
Explanation
Energy is a scalar.
Q 18 - Who among the following first discovered the nuclear fusion?
Answer : A
Explanation
In early 1930s, Hans Bethe discovered the nuclear fusion.
Q 19 - Who first invented ‘Electric Motor (DC)?’
Answer : B
Explanation
The first commutator DC electric motor capable of turning machinery was invented in 1832 by the British scientist William Sturgeon.
Q 20 - Consider the following statements:
1. The satellite revolves around equatorial plane in the direction of the earth’s rotation (west to east) with a period of revolution equal to the time period of rotation of the earth on its own axis, then the satellite appears stationary and hence known as Geo-stationary satellite.
2. The orbit of Geo-stationary satellite is known as stationary orbit.
Choose the correct answer from the codes given below:
Answer : A
Explanation
The orbit of Geo-stationary satellite is known as parking orbit.
