Physical Quantities & Measurements

Which of the following instruments best to measure the thickness of paper?

• 
• 
• 
• 

Which of the following is a basic unit?

• area

• volume

• distance

• density

Which of the following is a derived?

• temperature

• moles

• velocity

• current

The SI unit for measuring mass is the
 __?__.

• meter (m)
• liter (L)
• cubic meter (m³)
• kilogram (kg)

Which of the following pairs of physical quantity and SI unit is correct ?

• Mass - SI unit : Gram
• Time - SI unit : Hour
• Electric current - SI unit : Volt
• Temperature - SI unit : Kelvin

What are fundamental units?

• Fundamental units are the units that not dependent upon any other units.

• Fundamental units are the units derived from the basic units.

• Fundamental units are the units adopted by the SI

• Fundamental units are the units that we use every day for physic calculations

Unit of momentum is ?

• none of these

What is the area of the rectangle below?

• 40 cm²

• 13 cm²

• 26 cm²

• 32 cm²

2. S I Unit of Luminous Intensity is:-

• current

• kelvin

• ampere

• candela

4. Steradian is the unit of_____________

• plane angle

• solid angle

• stress

• strain