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Electrician Set-1
Batteries
81

Batteries MCQ - Electrician (Set-1) with Answers

81) How many lead-acid cells are to be grouped for 12 V battery and by which connection ?

6 cells in parallel

6 cells in series

12 cells in parallel

12 cells in series

Answer is:

6 cells in series

Batteries MCQ - Electrician (Set-1) with Answers

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

82) A 120 Ah capacity battery can deliver a current of 8 A for a period of :

20 hours

15 hours

12 hours

8 hours

Answer is:

15 hours

83) A carbon-zinc cell with an internal resistance of 0.5 ohm and an EMF of 1.5 volt is loaded with an external resistor of 19.5 ohm. Calculate the current 'I' flowing through the circuit in mA ?

82 mA

75 mA

72 mA

60 mA

Answer is:

75 mA

84) Which instrument is used to check the battery for its charging condition by measuring the voltage ?

Hydrometer

Volt meter

High rate discharge tester

Multimeter

Answer is:

High rate discharge tester

85) The purpose of the cells are connected in parallel is to :

increase the voltage output

increase the ampere-hour capacity of the cell

decrease the voltage output

increase the current capacity

Answer is:

increase the current capacity

Batteries MCQ - Electrician (Set-1) with Answers

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