Question is ⇒ Battery charging equipment should be installed, Options are ⇒ (A) in well ventilated, clean and dry place., (B) as near as practical to the battery under charge., (C) both (a) and (b)., (D) wherever convenient., (E) , Leave your comments or Download question paper.

Question is ⇒ Battery charging equipment should be installed, Options are ⇒ (A) in well ventilated, clean and dry place., (B) as near as practical to the battery under charge., (C) both (a) and (b)., (D) wherever convenient., (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	Battery charging equipment should be installed
A.	in well ventilated, clean and dry place. [Wrong Answer]
B.	as near as practical to the battery under charge. [Wrong Answer]
C.	both (a) and (b). [Correct Answer]
D.	wherever convenient. [Wrong Answer]
View Answer 11 -4 Explanation:- Answer : C Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

Previous question Next question

Also Read Similar Questions Below :

⇒ Whithin the electric cell, the charge is transported by
Free electrons
Only positive ions
Only negative ions
Both positive and negative ions

⇒ Which of the following acts as depolariser in Lechlanche cell ?
MnO₂
NH₄Cl
Mn₂O₃
ZnCI₂

⇒ Which of the following tests is performed for ascertaining whether the battery plates are defective or not?
Specific gravity test.
High discharge test.
Cadmium test.
None of the above.

⇒ Vent plug is provided in each lead acid cell to
pour water or electrolyte when needed.
check the electrolyte level.
allow escape out of gases during charging.
all of the above.

⇒ Standard cell
will have precise and accurate constant voltage when current drawn from it is few microamperes only.
will have precise and accurate constant voltage when few milliamperes are drawn from it.
will continue to have constant voltage irrespective of loading conditions.
can supply voltages up to 10 V.

⇒ Capacity of a dry cell is
more when it supplies current continuously.
more when it supplies current intermittently.
not affected by the type of discharge.
none of the above.

⇒ The ratio of the number of hydrogen to that of oxygen atoms liberated in the electrolysis of acidulated water is
1 : 4
1 : 2
2 : 1
4 : 1

⇒ Who was the first to design storage cell ?
Plante
Galvani
Edison
Volta

⇒ The current capacity of the charged secondary cell does not depend on
Rate of discharge
Temperature
Amount of active material
Rate of charging

⇒ What happens during the discharging of Edison cell ?
Relative density of electrolyte decreases
The emf does not change
The emf decreases
Relative density increases

⇒ A 24 V battery of internal resistance r = 4 ω connected to a variable resistance R. The rate of heat dissipation in the resistor is maximum when the current drawn from the battery is I. The current drawn from the battery will be 1/2 when R is equal to
8 ω
12 ω
16 ω
20 ω

⇒ Rust, scales and oxides can be removed from a surface with the help of
various acids.
alkali and salt solution.
mechanical abrasion.
electrolytic cleaning any of the above.

⇒ Charging of a sulphated battery at high rate causes
warping of plates.
boiling of electrolyte owing to gassing.
damage to separators, cell caps, covers and battery case due to excessive temperature.
all of the above.

⇒ Nickel-cadmium accumulators in comparison to nickel-iron accumulators have the advantages of
being lighter in weight and cheaper in cost.
low internal resistance and longer life.
higher emf and higher efficiency.
all of the above.

⇒ Short circuiting of a cell results in
reduced gassing during charging.
abnormal high temperature.
low specific gravity of the electrolyte.
all of the above.

⇒ The emf of primary cell depends upon the
physical dimensions of a cell.
nature of electrolyte.
nature of electrode.
both (b) and (c).

⇒ The amount of ions liberated by 96500 C of charge passed through the electrolyte is called ?
Electrochemical equivalent
Chemical equivalent
Gram equivalent
None of these

⇒ If the specific gravity of the electrolyte in a lead acid cell increases beyond 1.23 there will be
loss of life.
loss of capacity.
increase in internal resistance.
corrosion of the grids of the plate.

⇒ Addition of which of the following substances in electrolyte promotes smooth deposition?
Albumen.
Glucose.
Phenol.
Any of these.

⇒ The capacity of a lead acid battery does not depend upon
charge rate.
discharge rate.
temperature.
density of electrolyte & quantity of active material.

⇒ In lead acid batteries, sedimentation occurs due to
idleness foralongeiperiod.
overcharging at slow rate.
overcharging at high rate
slow charging at low rate.

⇒ Battery charging equipment should be installed
in well ventilated, clean and dry place.
as near as practical to the battery under charge.
both (a) and (b).
wherever convenient.

⇒ Oil and grease can be removed from a surface with the help of
soaps.
hot alkaline solutions.
solvents such as gasoline or carbon tetrachioride.
any of the above.

⇒ What causes lower efficiency of alkali cell as compared to the acid cell ?
Lower emf
Small amount of electrolyte
Longer life
Higher internal resistance

⇒ The arrangement of 12 cells, each of internal resistance 1.5 ω, to give maximum current in external load resistance of 2 ω will be
all 12 cells in series.
all 12 cells in parallel.
4 cells in series with 3 rows in parallel.
3 cells in series with 4 rows in parallel.

⇒ The capacity of a lead acid battery is adversely affected by increase in
discharge rate.
charge rate.
temperature.
specific gravity of the electrolyte.

⇒ Through an electrolyte an electric current is due to drift of
Free electrons
Positive and negative ions
Free electrons and holes
Protons

⇒ Cells are connected in parallel in order to increase the
life of the cells.
efficiency.
current capacity.
voltage rating.

⇒ The energy capacity of a storage battery is rated in
kWh.
kW.
ampere hours.
joules.

⇒ The emf of a lead battery
increases with the increase in specific gravity of the electrolyte.
slightly increases with the increase in temperature.
decreases with the increase in temperature.
both (a) and (b).