Rotational Motion Flashcards
1
Q
What is the unit and symbol of angular velocity?
A
Symbol: ω
Unit: rad/s
2
Q
What is the equation for angular velocity?
A
ω = dθ/dt
3
Q
What is the unit and symbol for circumfrential displacement?
A
Symbol: x
Unit: m
4
Q
What is the equation for circumfrential displacement?
A
x = θr
5
Q
What is the unit and symbol for the work done along the circumfential displacement?
A
Symbol: W
Unit: J (Joule)
6
Q
What is the equation for the work done along the circumfential displacement?
A
W = F ∙ x
7
Q
What is the symbol and units of power?
A
Symbol: P
Unit: W (Watts)
8
Q
What are the 3 equations for rotational power?
A
P = dW/dt
P = F ∙ dx/dt
P = F ∙ r ∙ dθ/dt
9
Q
What is the symbol and units of Torque?
A
Symbol: T
Unit: Nm
10
Q
What are the 2 equations for torque?
A
T = F ∙ r
T = p/ω
