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Science Quiz | General Knowledge Multiple Choice Questions and Answers | Page-11

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Download in pdf physics general knowledge quiz questions and answers or GK objective questions with answers. These multiple choice questions and answers include mcqs on frequency modulation, good conductor of electricity etc.
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(51) What is found in frequency modulation ?
[A] fixed frequency
[B] fixed dimension
[C] change in dimension only
[D] change in frequency and dimension

Comment

Answer: Option [A]
(52) Colour of light is related to it's :
[A] Frequency
[B] Velocity
[C] Amplitude
[D] None of the above

Comment

Answer: Option [A]

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(53) What principle / law explains the working of hydraulic brakes in automobiles ?
[A] Poiseuille’s principle
[B] Pascal’s law
[C] Bernoullis law
[D] archimede’s principle

Answer: Option [B]
(54) Which one of the following is used for sun glasses ?
[A] Crooks glass
[B] Pyrex glass
[C] Crystal glass
[D] None of the above

Comment

Answer: Option [A]
(55) Good conductor of electricity is
[A] kerosene
[B] paper
[C] dry air
[D] graphite

Comment

Answer: Option [D]

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