26. What relationship exists between current and voltage when resistance is kept constant? A. complementary B. equal C. directly proportional D. inversely proportional
27.What do users of electricity pay for?
A. Electric power used C. Time in using the electricity
B. Electric energy used D. Voltage of the electric bulb
28. What is the function of ground wire in appliances? It prevents ___________.
A. overloading C. getting electrocuted
B. short circuits D. automatic switch off
29. Why are octopus connections a fire hazard?
A. Circuits are grounded.
B. Total resistance becomes very low.
C. Current in the wires becomes very low.
D.Connection draws higher voltage from the main supply.
30.Which statement regarding Ohm’s Law is correct?
A.At a fixed resistance, as voltage increases, current decreases.
B.At a fixed voltage, as resistance increases, current increases.
C.Increasing the resistance in the circuit decreases the current.
D.All of the above.
31. A lamp, a dry cell, and connecting wires are used in an electric circuit. Which will supply the energy?
A. lamp only C. connecting wire only
B. dry cell only D. lamp, dry cell & connecting wire
32. Which of the following is NOT a parallel circuit?

A. B. C. D.
33.What electrical component provides energy to the circuit?
A.Battery B.Bulbs C.Switch D.Wires
34.Which of the following is considered a load/resistor in a circuit?
A.Battery B.Lightbulb C.Switch D. Wires
35.Which of the following will cause resistance to increase? By adding more ________.
A.Batteries B.Bulbs C. Power D.Switches
36.Which of the following will have more current in a series circuit? A circuit with _________.
A.2 dry cells and 2 bulbs C. 3 switches and 1 dry cell.
B.2 dry cells and 1 bulb D. 3 bulbs and 2 dry

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