Memory Flashcards
1
Q
What is the formula for calculating resistance?
A
2
Q
Thermionic Emission ??
A
Thermionic Emission is the emission of electrons from a heated metal (cathode)
3
Q
What is the formula associated with the internal resistance of a cell?
A
4
Q
Draw out the table for 3 different types of batteries under the headings:
Electrolyte,
Terminal Voltage / cell
Cost
Thermal Runaway
Weight
Which ones are acid and alkali?
A
5
Q
What is the effective value of a sine wave?
What is the calculation for this value?
A
The effective value of a sine wave is usually referred to as the RMS or root mean square value.
RMS = 0.707 x Peak value
6
Q
A
7
Q
A
8
Q
A
9
Q
What is the formula for AH?
A
AH = Discharge time x Dicharge current
