Description : The storage battery generally used in electric power station is A. Nickel-cadmium battery B. Zinc carbon battery C. Lead-acid battery D. None of the above
Last Answer : C. Lead-acid battery
Description : The storage battery generally used in electric power station is A] nickel-cadmium battery B] zinc-carbon battery C] lead-acid battery D] None of the above
Last Answer : C] lead-acid battery
Description : Which is the modified form of batteries in today’s electronic cars? A. Lithium ion B. Nickel iron C. Lead Acid D. Sodium Nitrate
Last Answer : A. Lithium ion
Description : The positive plants of nickel iron cell is made up of a. Nickel hydroxide b. Lead peroxide c. Ferrous hydroxide d. Potassium hydroxide
Last Answer : a. Nickel hydroxide
Description : The positive plates of nickel iron cell is made up of a. Nickel hydroxide b. Lead peroxide c. Ferrous hydroxide d. Potassium hydroxide
Description : What type of battery is used in an electric car? A] Lithium ion B] Nickel -metal hydride C] Both A and B D] None of the above
Last Answer : C] Both A and B
Description : The plates of a NiCad storage battery are made of ________. A. potassium hydroxide with a small amount of sulfuric acid B. lead and lead peroxide C. silver oxide and lead sulfate D. combinations of nickel powder and nickel & cadmium salts
Last Answer : Answer: D
Description : Inverter cell anode and cathode of the…………. cell is used for vehicle (a) Copper electrode zinc (b)Zinc copper (c) Aluminium zinc (d)Nickel Cobalt
Last Answer : (a) Copper electrode zinc
Description : Entire cell is enclosed by a steel casing that is protected usually by _____ and _____. • Nickel, chromium • Chromium, molybdenum • Aluminium, molybdenum • Nickel, aluminium
Last Answer : • Chromium, molybdenum
Description : What are the various types of batteries used in electric vehicles • Lithium ion batteries • Sodium nickel chloride batteries • Sodium sulphor batteries • All of the above
Last Answer : • All of the above
Description : Sodium nickel chloride batteries are also called as • Horse • Zebra • Cobra • Turbo
Last Answer : • Zebra
Description : Average lifespan of sodium nickel chloride batteries • 5 years • 10 years • 15 years • 20 years
Last Answer : • 15 years
Description : Average temperature of electrolyte in sodium nickel chloride batteries • 100 to 200 degree Celsius • 270 to 350 degree Celsius • 380 to 410 degree Celsius • None of the above
Last Answer : • 270 to 350 degree Celsius
Description : The electrolyte used in sodium nickel chloride batteries is • Sodium chloride • Tetra chloraluminate • Sodium bicarbonate • Sodium glutamate
Last Answer : • Tetra chloraluminate
Description : Battery container should be acid resistance therefore it is made up of A. Glass B. Plastic C. Wood D. All of the above
Last Answer : D. All of the above
Description : In lead acid accumulators, the container is filled with distilled water and concentrated sulphuric acid in the ratio of a. 1 : 2 b. 2 : 1 c. 3 : 1 d. 1 : 3
Last Answer : c. 3 : 1
Description : The emf of the dry cell is about a. 0 V b. 0.5 V c. 1 V d. 1.5 V
Last Answer : d. 1.5 V
Description : How to increase the range on electric vehicles? a. By increasing the battery capacity. b. By reducing battery capacity. c. By installing a turbocharger. d. By installing another DC motor.
Last Answer : a. By increasing the battery capacity.
Description : How long does an electric car battery lasts per charge? A. 20 min.-10hr. B. 30min.-12hr. C. 40min.-9hr. D. 60min.-8hr.
Last Answer : B. 30min.-12hr.
Description : A dead storage battery can be revived by A. Adding distilled water B. Adding so-called battery restorer C. A dose of H2SO4 D. None of the above
Last Answer : D. None of the above
Description : The electrode for a battery must be A. A semi conductor B. An insulator C. A good conductor of electricity D. A bad conductor of electricity
Last Answer : C. A good conductor of electricity
Description : Ampere hour capacity of an industrial battery is based on ……….hours discharge rate A. 8 B. 12 C. 16 D. 24
Last Answer : A. 8
Description : To prevent local action in battery, only …………is used in electrolytes A. Pump water B. Distilled water C. Tap water D. Both A and C
Last Answer : B. Distilled water
Description : Following will happen if battery charging rate is too high A. Excessive gassing will occur B. Temperature rise will occur C. Bulging and buckling of plates we occur D. All of the above
Description : On over charging a battery A. It will bring about chemical change in active materials B. It will increase the capacity of the battery C. It will raise the specific gravity of the electrolyte D. None of the above
Description : Trickle charger of a storage battery helps to A. Maintain proper electrolyte level B. Increase its reverse capacity C. Prevent sulphation D. Keep it fresh and fully charged
Last Answer : D. Keep it fresh and fully charged
Description : The capacity of a battery is expressed in terms of A. Current rating B. Voltage rating C. Ampere hour rating D. None of the above
Last Answer : C. Ampere hour rating
Description : The charging time depends on which of the following factor? • Battery size • Battery capacity Size of vehicle • Voltage of batery
Last Answer : • Battery capacity
Description : The sulphur in sulphur sodium battery is absorbed by___ sponge. • Sodium • Carbon • Wire • Cellulose
Last Answer : • Carbon
Description : The following is the operating temperatures of the sodium –sulphur battery. • 400 to 600°C • 1000 to 1500°C • 300 to 350°C • 100 to 200°C
Last Answer : • 300 to 350°C
Description : Sodium sulphur battery is a type of molten-salt battery constructed from _____ sodium and sulphur. • Solid • Liquid • Plasma • Gases
Last Answer : • Liquid
Description : How much time it takes for a electric car of 60kWh battery to charge 1. 5 hours 2. 8 hours 3. 6-7 hours 4. None of above
Last Answer : 2. 8 hours
Description : Life of a battery in the electric vehicle is about A 8 years B 5 years C 10 years D 20 years
Last Answer : A 8 years
Description : The capacity of a battery is expressed in terms of A ampere per hour B current C volt D ampere
Last Answer : A ampere per hour
Description : What is the life of battery in an electric car ? A] 8 year B] 10 year C] 4 year D] 20 year
Last Answer : A] 8 year
Description : The output voltage of a charger is A] less than the battery voltage B] Higher than the battery voltage C] The same as the battery voltage D] None of the above
Last Answer : B] Higher than the battery voltage
Description : The electrolyte used in a nickel-cadmium battery is distilled water and ______________. A. diluted sulfuric acid B. potassium hydroxide C. lead sulfate D. zinc oxide
Last Answer : Answer: B
Description : The residual product discharged by the hydrogen-oxygen cell is ____________ a) Hydrogen peroxide b) Alcohol c) Water d) Potassium permanganate
Last Answer : c) Water
Description : The electrolytic solution used in a hydrogen-oxygen fuel cell is ____________ a) 75% KOH solution b) 25% KOH solution c) 75% NaOH solution d) 25% NaOH solution
Last Answer : b) 25% KOH solution
Description : Which of the following is not an example of a fuel cell? a) Hydrogen-oxygen cell b) Methyl-oxygen-alcohol cell c) Propane-oxygen cell d) Hexanone-oxygen cell
Last Answer : d) Hexanone-oxygen cell
Description : Each cell has a vent cap A. To allow gases out when the cell is on charge B. To add water to the cell if needed C. To check the level of electrolyte D. To do all above functions
Last Answer : D. To do all above functions
Description : The open circuit voltage of any storage cell depends wholly upon A. Its chemical constituents B. On the strength of its electrolyte C. Its temperature D. All of the above
Description : In cell, the current flows in outer circuit from a. Positive terminal to negative terminal and electrons from negative terminal to positive terminal b. Positive terminal to negative ... terminal d. Negative terminal to positive terminal and electrons from positive terminal to negative terminal
Last Answer : a. Positive terminal to negative terminal and electrons from negative terminal to positive terminal
Description : The cell is usually ____ in shape. • Triangular • Circular • Rectangular • Cylindrical
Last Answer : • Cylindrical
Description : What is the challenge with electric vehicles? A] Vehicle durability B] Cell life C] Cost D] Both A and B
Last Answer : D] Both A and B
Description : A stable interface between solid _________ liquid ____________ and gaseous ___________ promotes high rate of electrode processes. a) Fuel, electrolyte, electrode b) Electrode, fuel, electrolyte c) Electrode, electrolyte, fuel d) Fuel, electrode, electrolyte
Last Answer : c) Electrode, electrolyte, fuel
Description : Which electric vehicle has 30 kwh and 160 km range? A. Nissan leaf B. Ford focus C. Mitsubishi MiE5 D. Smart ED
Last Answer : A. Nissan leaf
Description : What is the life span of electric car batteries? A. 8 Year B. 10 years. C. 9 years D. 11 years.
Last Answer : A. 8 Year
Description : Which of the following vehicles produces zero emissions? A. Traditional B. Hybrid C. Electric D. Both A and B
Last Answer : C. Electric
Description : Which vehicle has the smallest number of principle components? A. Traditional vehicle B. Hybrid vehicle C. Electric vehicle D. Both A and B
Last Answer : C. Electric vehicle