- Physics - Home
- Physics - Introduction
- Physics - Branches
- Physics - Acoustics
- Physics - Biophysics
- Physics - Econophysics
- Physics - Geophysics
- Physics - Nanotechnology
- Physics - Neurophysics
- Physics - Psychophysics
- Physics - Astrophysics
- Physics - Measurement Units
- Major Instruments & Their Uses
- Inventions and Inventors in Physics
- Physics - Timeline in Physics
- Physics - Unsolved Problems
- Physics - Terminologies in Physics
- Major Theories and Laws in Physics
- Physics - Nobel Prize in Physics
- Physics - Awards Given in Physics
- Scientific Units Named After Inventors
- Physics - Top Institutes
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 - A diode is used as a rectifier that converts
A - Direct current to Alternating current
B - Alternating current to Direct current
C - High voltage Alternating current to low voltage Alternating current
D - High voltage Direct current to low voltage Direct current
Answer : B
Explanation
A diode bridge is basically a device that converts Alternating Current (AC) to Direct Current (DC).
Q 2 - Which among the following rays is used in night vision device?
Answer : A
Explanation
Infrared radiations wavelength varies between 800 nm and 1 mm.
Answer : A
Explanation
The concept of inertia is given by Galileo Galilee.
Q 4 - -400 Fahrenheit is equal to
Answer : B
Explanation
N/A
Q 5 - Consider the following statements:
1. The main property of mercury and alcohol is to grow bigger when heated and get smaller when cooled.
2. In a glass tube, the liquid mercury goes up when cooled and goes down when heated.
Choose the correct answer from the codes given below:
Answer : A
Explanation
In a glass tube, the liquid mercury goes up when heated and goes down when cooled.
Q 6 - Which among the following is measured by light year?
B - Speed of planets moving on its axis
Answer : A
Explanation
Light year is an astronomical unit.
Q 7 - Which among the following type of pens uses capillary action in addition to gravity for flow of ink?
Answer : A
Explanation
N/A
Q 8 - A fuse is used in an electric circuit to
A - Break the circuit when excessive current flows through the circuit
B - Break the circuit when power gets off
Answer : A
Explanation
Fuse saves from a big damage that might occur because of the excessive current flows.
Answer : C
Explanation
It was Samuel Colt who had first invented the revolver in 1830s.
Q 10 - Radar works on the principle of
Answer : A
Explanation
N/A
Q 11 - Who had given the Law of Electrostatic Attraction?
Answer : C
Explanation
It was Charles Augustine de Coulomb who has given the law of electrostatic attraction to explain the attraction of negatively and positively charged atom.
Answer : D
Explanation
N/A
Q 13 - Which among the following is used to trace the movements of the heart?
Answer : B
Explanation
N/A
Q 14 - Consider the following statements:
1. A bat can detect ultrasonic wave.
2. A bat cannot produce ultrasonic wave.
Choose the correct answer from the codes given below:
Answer : A
Explanation
A bat can produce ultrasonic wave.
Q 15 - Consider the following statements:
1. The waves, which frequency is less than 20 Hz, are known as infrasonic.
2. Human can listen infrasonic wave clearly.
Choose the correct answer from the codes given below:
Answer : A
Explanation
Human cannot listen infrasonic wave.
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 - Who among the following first discovered the production of electricity by chemical reaction?
Answer : A
Explanation
In early 1790s, Allensandra de Volta first discovered the production of electricity by chemical reaction.
Q 18 - Consider the following statements:
1. First nuclear reactor was established in Chicago, USA.
2. Nuclear reactor is an arrangement in which controlled reaction of nuclear fission takes place.
Choose the correct answer from the codes given below:
Answer : C
Explanation
In a nuclear reactor, there are various components that work systematically to produce energy.
Answer : C
Explanation
Cornelis Drebbel first mentioned about the submarine; however, the first military submarine was invented by the American scientist David Bushnell.
Q 20 - If an object put between two parallel mirrors how many images will be formed?
Answer : D
Explanation
N/A