Everyday Science · Introduction to Everyday Science · page 6 of 7

List of SI Units (97) MCQs with Answers

Includes 7 past paper MCQs (marked).

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List of SI Units MCQs (51–60)

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

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51.
Unit of density to mass ratio is?
Correct Answer: D. m³/kg
One-liner
The unit of density to mass ratio is <strong>m³/kg</strong>.
52.
A mass of 4 kg is equal to _?
Correct Answer: B. 4000 g
One-liner
A mass of 4 kg is equal to 4000 g.
53.
Pascal is the SI unit of pressure and 1 Pa = ?
Correct Answer: D. 1 N/m²
One-liner
1 Pascal (Pa) is equal to 1 N/m² (one newton per square meter).
54.
How many seconds are there in one millisecond?
Correct Answer: C. 1/1000th of a second
One-liner
One millisecond is equal to 1/1000th of a second.
55.
Unit Poise is the measurement of?
Correct Answer: B. Viscosity
One-liner
Poise is the CGS unit of viscosity.
56.
Past Paper MCQ
The SI unit of charge is ?
Correct Answer: B. Coulomb
One-liner
The SI unit of electric charge is the Coulomb (symbol: C).
57.
Curie is the unit of ?
Correct Answer: A. Radioactivity
One-liner
Curie (Ci) is the unit of radioactivity.
58.
Cell constant unit is.
Correct Answer: A. cm⁻¹
One-liner
The unit of cell constant is cm⁻¹ (centimeter inverse).
59.
Which is an example of quantity?
Correct Answer: A. Mass
One-liner
Mass is an example of a quantity because it can be measured and expressed numerically.
60.
The unit of mass in C.G.S system is ?
Correct Answer: B. Gram
One-liner
The unit of mass in the C.G.S system is Gram.