Why it worked
The video provides a highly valuable and easily digestible cheat sheet of essential physics formulas and dimensions, directly addressing a common need for students preparing for exams. Its clear, organized visual format makes it highly saveable and shareable content.
Summary
This video presents a visual aid for physics students, detailing important formulas and their corresponding dimensions. It includes a table with quantities, formulas, SI units, and dimensions, along with fundamental dimensions and a quick trick for verifying formula correctness.
Structure
- 1Introduction with title card
- 2Display of physics formulas and dimensions table
- 3Explanation of fundamental dimensions
- 4Quick trick for checking formula correctness
- 5Encouragement to learn and apply concepts
Call to action
Save this cheat sheet and revise it whenever you’re studying. Which formula do you find hardest to remember?
On-screen text
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IMPORTANT PHYSICS FORMULAS & THEIR DIMENSIONS
QUANTITY
FORMULA
SI UNIT
DIMENSION
Velocity
v = s/t
m/s
[LT-¹]
Acceleration
a = v-u/t
m/s²
[LT-²]
Force
F = ma
N (newton)
[MLT-²]
Momentum
p = mv
kg·m/s
[MLT-¹]
Work
W = Fs
J (joule)
[ML²T-²]
Power
P = W/t
W (watt)
[ML²T-³]
Pressure
P = F/A
Pa (pascal)
[ML-¹T-²]
Density
p = m/V
kg/m³
[ML-³]
Energy
E = 1/2 mv²
J (joule)
[ML²T-²]
Frequency
f = 1/T
Hz
[T-¹]
Electric charge
Q = It
C (coulomb)
[IT]
Potential difference
V = W/Q
V (volt)
[ML²T-³I-¹]
Resistance
R = V/I
Ω (ohm)
[ML²T-³I-²]
Ohm's law
V = IR
V (volt)
[ML²T-³I-²]
FUNDAMENTAL DIMENSIONS
Mass (M)
-> [M]
Length (L)
-> [L]
Time (T)
-> [T]
Electric Current (I) -> [I]
QUICK TRICK!
Dimensions help you check whether a physics formula is correct.
Learn the formula, Understand the concept, Apply with confidence!