Ashigh dielectric strength
Br-resistance to temperature
C-flexibility and mechanical strength
Dow resistivity
Correct Answer:- Option-D
Question10:-What is the voltage grade of the paper insulated lead covered, single core un armoured cable ?
۸
8:-440 ४
೦2 0/

16 ۔

Correct Answer:- Option-C

Question11:-Select the term, represents the technique used to control the corrosion of a metal surface by making it as the cathode of an electro chemical cell
॥
B:-Cathode Protection (CP)

ടി Chemical Equavalent (ECE)

“Ionization
Correct Answer: Option-8

Question12:-According to Faraday's law of electrolysis, the mass of substance liberated or deposited at any electrode during electrolysis is
‘As Proportional to Electro Chemical Equalent
B:-Proportional to the volume of electrolyte

C:-Proportional to quantity of electricity passed through the electrolyte

-Proportional to the density of electrolyte
Correct Answer:- Option-C
Question 3:-What is the value of Electro Chemical Equivalent (ECE) of Silver in mg/c (milligram per coulomb) ?
۸8
‏07ھ‎
‎2.07
‎01.416
‎Correct Answer:- Option-D
Question14:-Choose the rechargeable cell from the following
‘As Carbon-Zine cell
B:-Nickelron cel
८९४०८५१ cell
De-Lithium cell

Correct Answer:- Option-B

(0८९७५०१5 - Which type of positive plate inside the lead acid battery is made by pure lead at the beginning and charge to lead peroxide by the process of repeated charging and
discharging ?

‘AsFaure plate
8:-Plante plate
೦-901 1 and 2
D:-Neither 1 nor 2
Correct Answer:- Option-8
Question ടെ two types of efficiency considered in a battery ?
AcAmpere efficiency and Watt efficiency
ಆ and all day efficiency
107 and Watt-hour efficiency
D:Ampere-hour efficiency and Watt-hour efficiency
Correct Answer:- Option-D
Question 7:-Which of the following inspection is not done before charging battery ?
AsWeight of the electrolyte
B:-Specific gravity of the electrolyte
೦30 of the each cell ofthe battery
D:Ampere-hour capacity of each cel
Correct Answer Option-A
Question18:-What type of charging method is used if the available supply is high voltage DC 220 V, 110 Vete. ?
‘Constant potential method

B:-Rectifier method