Physics · Identification of diode, LED, resistor, a capacitor from a mixed collection of such items

Electric switches and appliances should be tested only with

Electric switches and appliances should be tested only with

  • A. Right hand
  • B. Left hand
  • C. Both hands
  • D. Electric tester

Step-by-step solution

Testing electric switches and appliances with bare hands (right, left, or both) is dangerous due to risk of electric shock. An electric tester is specifically designed to safely check for live current.
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