Unit and Dimension

Which measurement standard that is commonly used in Physics measurement?

• centimeter(cm)-gram(g) –second(s):

  cgs system

• meter(m)-kilogram(kg)-second(s):

  Système International d’Unités (SI unit)

• foot(ft)-pound(lb)-second(s):

  English system

What is the base unit for derived unit Pascal (unit for pressure)?

• m² kg s^-2

• m kg s^-2

• m kg s^-1

• m^-1 kg s^-2

What is the base unit for derived unit Newton (unit for force)?

• m kg s^-2

• m kg s^-1

• m^-1 kg s^-2

• m² kg s^-2

What is the base unit for density?

• m³ kg^-1

• kg^-1 m^-3

       

• kg m^-3

• kg m^-2

Which pairs of powers of ten and its prefix are correct?

• 10^-10 -pico

• 10¹¹ -Giga

• 10^-3 -centi

• 10^-9 -nano

1 megavolt (MV) equals to:

     

10⁶ volts

• 10³ volts

• 10^-1 volts

• 10⁴ volts

• 10⁶ volts