3) All the following are examples of the application of static electricity in the real world EXCEPT:

A: Printers

B: Copying machines

C: Candles

D: Paint sprayers


4) Which of the following are very sensitive to static electricity?

A: Air filters

B: Magnets

C: Electronic chips

D: Dust removal machines


5) Which of the following weather conditions is conducive for static electricity?

A: Dry, non-humid day

B: Rainy, warm day

C: High humid day

D: Cool, non-humid day