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25. Why is an electromagnet important?it _____________
A. is very helpful.
C. can decrease electrical accident
B. can attract objects made of plastic and rubber
D. is used in common electrical devices at home and in other industries
26. In a parallel circuit, what happens to the other bulbs when one bulb gets removed or busteds Other
A. bulbs will explode
B. bulbs will get dimmer
C. bulbs will still light up
D. bulbs will not light up
27. In what type of circuit will all the bulbs go out if one bulb is removed from the circuit?
A close
B. open
C. parallel
D. series
28. Which of the following type of connection is ideal to use at home?
A. open circuit
B. close circuit
C. series circuit
D. paralel circuit
29. Why is it important to practice safety measures in handling electricity?
A. it can save time
C. to save energy or electric consumption
B. to avoid health issues
D. to avoid accident and electric shock resulting to death
30. Why is it important to practice safety measures in handling electricity?
A to save time
C. to save energy
B. to avoid health problems
D. to avoid accident and electric shock that may result to death
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