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Electrician
Electrician Set-1
Batteries
136

Batteries MCQ - Electrician (Set-1) with Answers

136) The primary cell which has the longest life is :

Lithium cell

Alkaline cell

Mercury cell

Carbon - Zinc cell

Answer is:

Lithium cell

Batteries MCQ - Electrician (Set-1) with Answers

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Related Batteries MCQ - Electrician (Set-1) with Answers

137) An example of active photo semiconductor is :

Photo resistor

Photo diode

Photo transistor

Photo voltaic cells

Answer is:

Photo voltaic cells

138) The material used in solar cell as positive output terminal is :

nickel plated ring

chromium plated ring

Silver coated ring

zinc plated ring

Answer is:

nickel plated ring

139) The material used as negative output terminal of solar cell is :

nickel plated ring

chromium plating

button plating

zinc plating

Answer is:

button plating

140) In a online UPS system, the switch over time from mains to battery is :

10 mili seconds

9 mili seconds

8 mili seconds

zero seconds

Answer is:

zero seconds

Batteries MCQ - Electrician (Set-1) with Answers

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