4A
YOUR ANSWER: 36 watts.
Very good. P = E x I.
Let's try another one.
How much power is consumed in the circuit?
25 watts.
frame 7A
1 00 watts.
frame 3B
4B
YOUR ANSWER: P = E2.
R
Right you are.
P = Ex I.
P = I2R and P = E2
R
Now, solve this problem.
A certain circuit consumes 600 watts of power from a 200-volt source.
What is the current flow in the circuit?
3 amperes.
frame 8B
120,000 amperes.
frame 10A
1-5
IT0348
Previous Page
