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Q1.Which is used in Celling Fans?

Medium
A Electromagnets & Permanent magnets
B Electromagnets only
C Permanent magnets
D None of these
Common Appliances PPSC 2026

Correct Answer: A

Ceiling fans use induction motors that work with both electromagnets and permanent magnets.

Q2.Which process is used in microwave oven?

Medium
A Dielectric heating
B Electric heating
C Chemical heating
D None of these
Common Appliances PPSC 2026

Correct Answer: A

Microwave ovens use dielectric heating to heat food.

Q3.Which material is used along with steel in can manufacturing for layering?

Hard
A Tin
B Box
C Paper
D None of these
Common Appliances PPSC 2026

Correct Answer: A