Related Questions

In a battery cover is placed over the element and sealed to the top of the battery container. This is done
ক to reduce evaporation of water from electrolyte
খ to exclude dirt and foreign matter from the electrolyte
গ to discharge both of the above functions
ঘ to discharge none of the above functions
The battery is an electrochemical device, which means battery
ক Makes chemicals by mechanical means
খ Uses chemical action to provide electricity
গ Has curved plates instead of flat plates
ঘ Does not use an electrolyte
The capacity of computer memory is increasing exponentially . At the same time increased capacity is becoming available at cheaper rate. Two years ago 1GB RAM cost TK. 5,000. Now 4GB Ram is available at the same price. If this trend continues what capacity of RAM will you get for TK. 5,000 after 3 years time ?
ক 32GB
খ 80GB
গ 60.72GB
ঘ 76GB
Ahmad has containers of two different sizes. The total capacity of 16 containers of one size is x gallons,and the total capacity of 8 containers of the other size is also x gallons , and x> 0. In terms of x , what is the capacity, in gallons, of each of the larger containers?
ক 4x
খ 2x
গ x/2
ঘ x/8
The capacity of a battery is usually expressed in terms of
ক Volts
খ Amperes
গ Weight
ঘ Ampere hours
Which of the following factors adversely affects the capacity of the leadacid battery ?
ক Temperature of surroundings
খ Specific gravity of electrolyte
গ Rate of discharge
ঘ All of the above
Ampere hour capacity of an industrial battery is based on ____ hours discharge rate.
ক 8
খ 12
গ 16
ঘ 24
The capacity of a battery is measured in milli-amperes.
ক True
খ False
Capacity of a battery.is expressed in
ক Ah
খ Vh
গ Wh
ঘ kWh
An empty swimming pool with a capacity of 5760 gallons is filled at the rate of 12 gallons per minute, how many hours would it take to fill the pool to the capacity?
ক 8
খ 20
গ 96
ঘ 480

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