Fill in the blanks using suitable word(s).
Physical quantity = ____ × unit.
Hence, physical quantity = Number(Numerical value) × Unit.
Question 4 (c) Fill in the blank with a suitable word. The unit of frequency is _________.
Mass is a _____ physical quantity.
Fill in the blanks using the suitable word(s).
The units of fundamental physical quantities are known as ______ units.
Light year is a unit of _____.