Physical Quantities (Fundamental and Derived) Flashcards
What are Physical Quantities?
Physical quantities are a characteristic or property of an object that can be measured or calculated from other measurements.
What are Units?
Units are standards for expressing and comparing the measurement of physical quantities.
What are Fundamental Quantities/ Base Quantities?
Fundamental Quantities or Base Quantities are physical quantities which do not depend on any other physical quantities for their measurements.
How many base quantities are there?
There are seven base quantities.
What are Derived Quantities?
Derived quantities are quantities formed by multiplying and/or dividing two or more quantities.
What is the name and symbol for the base quantity Length?
Name: Meter
Symbol: m
What is the name and symbol for the base quantity Mass?
Name: Kilogram
Symbol: kg
What is the name and symbol for the base quantity Time?
Name: Second
Symbol: s
What is the name and symbol for the base quantity Thermodynamic Temperature?
Name: Kelvin
Symbol: K
What is the name and symbol for the base quantity Electric Current?
Name: Ampere
Symbol: A
What is the name and symbol for the base quantity Amount of Substance?
Name:Mole
Symbol: mol
What is the name and symbol for the base quantity Luminous Intensity?
Name: Candela
Symbol: cd
What is the Base quantity for the name and symbol Candela (c)?
Luminous Intensity
What is the Base quantity for the name and symbol mole (mol)?
Amount of Substance
What is the Base quantity for the name and symbol ampere (A)?
Electric Current