Physics Symbols List with Name for Class 11 & 12 PDF
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Physics Symbols List with Name for Class 11 & 12
Physics Symbols Name Class 11 & 12
Symbols for Basic Quantities in Physics:
| Physical Quantity |
Symbol(s) |
Formula |
Scalar/ Vector |
SI Unit |
| Mass |
m |
m= F/a |
Scalar |
Kilogram (Kg) |
| Time |
t |
t = d/s |
Scalar |
Seconds (s) |
| Distance, Length |
l, d, r |
d = s*t |
Scalar |
Meter (m) |
| Area |
A |
A= s² |
Scalar |
m² |
| Volume |
V |
V= lwh |
Scalar |
m³ |
| Density |
D |
D= m/V |
Scalar |
kg/m³ |
| Temperature |
T |
T= C+ 273 |
Scalar |
Kelvin (K) |
| Frequency |
v |
f= 1/T |
Scalar |
Hertz (Hz) |
| Heat |
Q |
Q= c(ΔT*m) |
Vector |
Joule (J) |
| Specific Heat Capacity |
c |
c= Q(ΔT*m) |
Scalar |
J kg−¹ K−¹ |
| Wavelength |
λ |
λ= v/f |
Scalar |
meter (m) |
| Speed of light & sound |
c |
c= fλ |
Scalar |
m/s |
| Angular frequency |
ω |
w= 2π/T |
Pseudovector |
Radian per second (rad/s) |
Symbols of Physics in Mechanics:
| Physical Quantity |
Symbol(s) |
Formula |
Scalar/ Vector |
SI Unit |
| Velocity |
v |
v= displacement/ time |
Vector |
m/s |
| Acceleration |
a |
a= v-ut |
Vector |
meters per second squared (m/s²) |
| Momentum |
p |
p= mv |
Vector |
kg⋅m/s |
| Period |
T |
T= 2π√L/g |
Scalar |
S or sec |
| Force |
F |
F = ma |
Vector |
Newton (N) |
| Torque |
T |
T = rFsinθ |
Vector |
N⋅m |
| Power |
P |
P = W/Δt |
Scalar |
Watt (W) |
| Mechanical Work |
W |
W = Fs |
Scalar |
Joule (J) |
| Energy |
E |
E = mc² |
Scalar |
Joule (J) |
| Pressure |
p |
p = F/A |
Scalar |
Pascal (Pa) |
| Moment of Inertia |
I |
I = L/w |
Scalar |
kg m² |
| Angular Momentum |
L |
L = mvr |
Vector |
kg⋅m²s−¹ |
| Friction |
f |
f= μN |
Vector |
Newton (N) |
| Coefficient of Friction |
µ |
μ= f/N |
Scalar |
unitless |
| Kinetic Energy |
K |
K.E.= ½ mv² |
Scalar |
Joule (J) |
| Potential Energy |
U |
U = mgh |
Scalar |
Joule (J) |
Symbols of Physics in Electricity & Magnetism:
| Physical Quantity |
Symbol(s) |
Formula |
Scalar/ Vector |
SI Unit |
| Current |
I |
I = V/R |
scalar |
Ampere(A) |
| Resistance |
R |
R= ρL/A |
scalar |
Ohms(Ω) |
| Inductance |
L |
L = Φ(i)/i |
scalar |
Henry(H) |
| Capacitance |
C |
C = q/V |
scalar |
Farad(F) |
| Electric Potential Difference |
V |
V = IR |
scalar |
Volt(V) |
| Electric Field |
E |
E = V/d |
vector |
Newton per coulomb (N C−¹) |
| Magnetic Field |
B |
B= μ0I2πr |
scalar |
Tesla |
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