Related Questions

The battery is an electrochemical device, which means battery
A Makes chemicals by mechanical means
B Uses chemical action to provide electricity
C Has curved plates instead of flat plates
D Does not use an electrolyte
In a battery cover is placed over the element and sealed to the top of the battery container. This is done
A to reduce evaporation of water from electrolyte
B to exclude dirt and foreign matter from the electrolyte
C to discharge both of the above functions
D to discharge none of the above functions
The pilot of a small aircraft with a 40 gallon fuel tank wants to fly to Cleveland , which is 480 miles engine , which can fly only 8 miles per gallon, will not get him there , By how many miles per gallon must the aircraft's fuel efficiency be improved to make the fight to Cleveland possible?
A 160
B 12
C 40
D 4
Which one of the following acids is used in battery ?
A Hydrochloric acid
B Hydrofluoric acid
C Sulphuric acid
D Sulphurous acid
Which acid is used in Lead storage battery?
A Sulphuric acid
B Nitric acid
C Hydrochloric acid
D Acetic acid
What form of energy is used to maintain an imbalance of charges between the terminals of a battery?
A Electronical energy
B Mechanical energy
C Chemical energy
D Solar energy
E None of the above
What kind of battery used by older satellites?
A Lithium
B Leclanche
C Hydrogen
D Magnesium
What kind of battery panels are used in some advance satellites
A Germanium based panels
B Silicon based panel
C Galium Phosphate solar panel array
D Galium Arsenide solar panel array
The instrument used to check specific gravity of acid in a battery is
A Hydrometer
B Hygrometer
C Anemometer
D Multimeter
Battery operated trucks are used in
A Steel mills
B Power stations
C Narrow gauge traction
D Factories for material transportation

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