Electronics - Ohm's Law

Exercise : Ohm's Law - General Questions
1.
"Half-splitting" is
a means for nuclear fuel cells to produce electricity
a means of isolating a problem in a circuit
a means for reducing a high ac voltage to a low dc voltage
a means of limiting current in a circuit
Answer: Option
Explanation:
No answer description is available. Let's discuss.

2.
If doubling the voltage across a resistor doubles the current through the resistor then
the resistor value decreased
the resistor value did not change
the resistor value increased
it is impossible to determine the change in the resistor value
Answer: Option
Explanation:
No answer description is available. Let's discuss.

3.
If the voltage across a fixed value of resistance is increased five times, what does the current do?
It increases by a factor of five.
It decreases by a factor of five.
It stays the same.
Not enough information
Answer: Option
Explanation:
No answer description is available. Let's discuss.

4.
If the resistance in a circuit with constant voltage increases, the current will
increase
decrease
stay the same
Not enough information
Answer: Option
Explanation:
No answer description is available. Let's discuss.

5.

What is the power in the given circuit?

3.6 W
35 W
175 W
245 W
Answer: Option
Explanation:
No answer description is available. Let's discuss.