Key Concepts Flashcards
1
Q
How do you work out the gear rotation ratio
A
Number of teeth on driven/number of teeth on driver = ratio
2
Q
What is charge measured in?
A
Coulombs (C)
3
Q
What is energy measured in?
A
Joules (J)
4
Q
What is magnetic flux density measured in?
A
Teslas (T)
5
Q
What is current measured in?
A
Amps (A)
6
Q
What is frequency measured in?
A
Hertz (Hz)
7
Q
What is force measured in?
A
Newtons (N)
8
Q
Watt is the measure of power?
A
Watts (W)
9
Q
What is the measure of pressure?
A
Pascals (Pa)
10
Q
What is voltage measured in?
A
Volts (V)
11
Q
What is resistance measured in?
A
Ohms (Ω)
12
Q
What is the value of nano
A
10 to the -9
13
Q
What is the value of micro?
A
10 to the -6
14
Q
What is the value of mili?
A
10 to the -3
