Theodolite is used to measure?

C. Both horizontal and vertical angles

What is the primary use of a cyclotron?

A. To accelerate charged particles

B. To measure atmospheric pressure

Everyday Science · Physics in Everyday Life · page 5 of 5

Important Scientific (125) MCQs with Answers

Includes 5 past paper MCQs (marked).

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Important Scientific Instruments MCQs (41–48)

8 MCQs with answers and a short one-liner. Hide answers to test yourself.

Past paper MCQs in this chapter · See all past papers

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41.
If you face an error in your reading due to improper functioning of an instrument, such an error is called _?
Correct Answer: C. Systematic error
One-liner
An error caused by improper functioning of an instrument is called a systematic error.
42.
Zero error of the instrument is _?
Correct Answer: D. Systematic error
One-liner
Zero error of an instrument is a type of systematic error that occurs when the instrument gives a non-zero reading even when the actual measurement should be zero.
43.
Theodolite is used to measure?
Correct Answer: C. Both horizontal and vertical angles
One-liner
A theodolite is a precision optical instrument used to measure both horizontal and vertical angles in surveying and engineering.
44.
Past Paper MCQ
What is the primary use of a cyclotron?
Correct Answer: A. To accelerate charged particles
One-liner
A cyclotron is primarily used to accelerate charged particles (such as protons and ions) to high energies for nuclear physics experiments and medical applications.
45.
The transducer which converts physical quantities to pulses is called ?
Correct Answer: B. Digital Transducer
One-liner
A transducer that converts physical quantities into pulses (discrete signals) is called a Digital Transducer.
46.
Which instrument is used to measure the amount of solar radiation?
Correct Answer: B. Pyranometer
One-liner
A pyranometer is the instrument used to measure the amount of solar radiation received on a given surface.
47.
Which device is used as a particle accelerator?
Correct Answer: A. Cyclotron
One-liner
A Cyclotron is a device used as a particle accelerator that accelerates charged particles using a high-frequency alternating voltage.
48.
Spring balance is used to measure _?
Correct Answer: B. Weight
One-liner
A spring balance is used to measure weight.

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Important Scientific (125) MCQs with Answers

Important Scientific Instruments MCQs (41–48)

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