List of SI Units (126) MCQs with Answers

Past Paper MCQ

Which of the following is not a unit?

• A.Pascal
• B.Newton
• C.Joule
• D.Velocity

What is the SI unit of permittivity?

• A.Farad per meter
• B.Henry per meter
• C.Coulomb per meter
• D.Weber per meter

In CGS system, what are the SI units of length, mass, and time?

• A.Centimeter, Gram, Second
• B.Meter, Kilogram, Second
• C.Foot, Pound, Second
• D.Meter, Gram, Second

The SI unit of work is _?

• A.Joule
• B.Newton
• C.Watt
• D.Pascal

What is the SI unit of viscosity?

• A.Joule-second (J·s)
• B.Newton-second (N·s)
• C.Poise (P)
• D.Pascal-second (Pa·s)

What is the SI unit of Planck's constant?

• A.Watt-second (W·s)
• B.Joule per second (J/s)
• C.Newton-second (N·s)
• D.Joule-second (J·s)

0.05 kilometre is equal to _?

• A.5 m
• B.500 m
• C.50 m
• D.0.5 m

The SI unit of Electrical Resistance is _?

• A.Ohm (Ω)
• B.Volt (V)
• C.Ampere (A)
• D.Watt (W)

Which quantity can be described in terms of only two base quantities?

• A.Charge
• B.Force
• C.Pressure
• D.Velocity

Which of the following is the correct way of writing units?

• A.43 kg/m³
• B.43 Kg m³
• C.43 kg m⁻³
• D.43kg m³