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Electronics - Resistance and Power

Exercise : Resistance and Power - General Questions
36.
How many connections does a rheostat have?
1
2
3
4
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
What are the parts of a rheostat?
wiper and resistor track
solenoid and armature
contact and wire wound
center tape and wiper
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
The load resistance increases. How will the load current change?
vary
remain constant
increase
decrease
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
What is the power dissipated by a 1.2 komega.gif resistor with 12 volts across it?
12 W
1.2 W
.12 W
12 mW
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
How many joules of energy will a 10 W lamp dissipate in one minute?
10 joules
60 joules
600 joules
3600 joules
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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