All the electrical connections between the battery and vehicle should be by
rigid cables
flexible cables
thin aluminium wires
thin copper wires
flexible cables
Persons preparing electrolyte should wear
all above safety devices
goggles or other face shield
rubber
rubber boots and gloves
all above safety devices
The current flow through electrolyte is due to the movement of
none of the above
electrons
holes
ions
ions
If a lead-acid cell is discharged below 1.8 V the following will happen.
Capacity of cell will reduce
Sulphation of plates will occur
All above will occur
Internal resistance will increase
All above will occur
Each cell has a vent cap
to do all above functions
to check the level of electrolyte
to add water to the cell if needed
to allow gases out when the cell is on charge
to do all above functions
Following will occur if level of electrolyte falls below plates
all above
life of the cell is reduced
capacity of the cell is reduced
open plates are converted to lead sulphate
all above
Which of the following battery is used for air-craft ?
Silver oxide battery
Nickel-iron battery
Lead-acid battery
Dry cell battery
Nickel-iron battery
Cells are connected in parallel to
increase the current capacity
increase the efficiency
increase the voltage output
increase the internal resistance
increase the current capacity
In a battery cover is placed over the element and sealed to the top of the battery container. This is done
to discharge none of the above functions
to exclude dirt and foreign matter from the electrolyte
to reduce evaporation of water from electrolyte
to discharge both of the above functions
to discharge both of the above functions
Level of electrolyte in a cell should be _____ the level of plates
below
equal to
above
none of the above
above
पोस्ट अच्छी लगी हो तो प्लीज नीचे दिए गए लिंक पर क्लिक कर शेयर जरुर करें
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