JEE Main Physics Formulae

FORMULAE

Unit:
Measurement of any physical quantity is expressed in terms of an internationally accepted certain basic standard called unit.

• Fundamental Units.

  S. No	Physical Quantity	SI Unit	Symbol
  1	Length	Metre	m
  2	Mass	Kilogram	Kg
  3	Time	Second	S
  4	Electric Current	Ampere	A
  5	Temperature	Kelvin	K
  6	Luminous Intensity	Candela	Cd
  7	Amount of substance	Mole	mol

•  Supplementary Units: 
  
  

  S. No	Physical Quantity	SI Unit	Symbol
  1	Plane Angle	radian	rad
  2	Solid Angle	Steradian	sr

• Metric Prefixes:
  
  

  S. No.	Prefix	Symbol	Value
  1	Centi	c	10-2
  2	Mili	m	10-3
  3	Micro	μ	10-6
  4	Nano	n	10-9
  5	Pico	p	10-12
  6	Kilo	K	103
  7	Mega	M	106