Q.1
The specific gravity of electrolyte is measured by
Q.2
All the electrical connections between the battery and vehicle should be by
Q.3
Hydrogen evolved during charging produces explosive mixture when it is more than
Q.4
It is noticed that during discharging the following does not happen
Q.5
The capacity of a battery is expressed in terms of
Q.6
The e.m.f. of an Edison cell, when fully charged, is nearly
Q.7
Capacity of a battery.is expressed in
Q.8
Which of the following primary cells has the lowest voltage ?
Q.9
A typical output of a solar cell is
Q.10
The output voltage of a charger is
Q.11
Self charge of a Ni-Fe cell is _____ Edison cell.
Q.12
Excessive formation of lead sulphate on the surface of the plates happens because of
Q.13
In a lead-acid battery the energy is stored in the form of
Q.14
When a lead-acid battery is in fully charged condition, the color of its positive plate is
Q.15
Undercharging
Q.16
In a battery cover is placed over the element and sealed to the top of the battery container. This is done
Q.17
Specific gravity of electrolyte in Edison cell is
Q.18
Local action in a battery is indicated by
Q.19
Life of the Edison cell is at least
Q.20
Cell short circuit results in
Q.21
“The mass of an ion liberated at an electrode is directly proportional to the quantity of electricity”.
The above statement is associated with
Q.22
During discharge, the active material of both the positive and negative plates is changed to
Q.23
In a lead-acid cell dilute sulfuric acid (electrolyte) approximately comprises the following
Q.24
Following will happen if the specific gravity of electrolyte becomes more than 1.23.
Q.25
Battery container should be acid resistance, therefore it is made up of
Q.26
When two batteries are connected in parallel, it should be ensured that
Q.27
Under normal charging rate, the charging current should be
Q.28
When the load resistance equals the generator resistance which of the following will be maximum ?
Q.29
When the lead-acid cell is fully charged, the electrolyte assumes _____ appearance
Q.30
In ______ system the charging current is intermittently controlled at either a maximum or minimum value
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