Class 24 / 09 / 19 Flashcards
1
Q
What is Ohm’s Law
A
Voltage drop across a resistance
2
Q
Give the formula for Ohm’s Law
A
V = RI
3
Q
Ohm’s Law Diagram
A
4
Q
Ohm’s Law Example
A
5
Q
The voltage is connected to the energy by
A
6
Q
The higher the resistance, the more what
A
energy dissipated ( used ) in heat
7
Q
The higher the current, the more what
A
The higher the current, the more energy dissipated
8
Q
What is energy
A
the ability to do work
9
Q
What is power
A
Power is the rate at which energy is used
10
Q
Give the formula for Power
A
11
Q
What letter is power in Watt
A
P is power in Watt
12
Q
‘P’ is power in what?
A
P is power in Watt
13
Q
What letter is energy in Joules
A
W
14
Q
____ is time in the second
A
t
15
Q
W is energy in ____
A
Joules
17
Q
Example of energy and power question
A
