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 of the following battery is used for aircraft? A. Lead acid battery B. Nickel-iron battery C. Dry cell battery D. Silver oxide battery
Last Answer : B. Nickel-iron battery
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 : Whic of the following pairs of materials serves as electrodes in chargeable batteries commonly used in devices such as torch lights, electric shavers, etc.? (1) Iron and cadmium (2) Nickel and cadmium (3) Lead peroxide and lead (4) Zinc and carbon
Last Answer : (2) Nickel and cadmium Explanation: A rechargeable battery, storage battery, or accumulator is a type of electrical battery. It comprises one or more electrochemical cells, and is a ... sizes, ranging from button cells to megawatt systems connected to stabilize an electrical distribution network.
Description : Which of the following pairs of materials serves as electrodes in chargeable batteries commonly used in devices such as torch lights, electric shavers, etc. ? (1) Iron and cadmium (2) Nickel and cadmium (3) Lead peroxide and lead (4) Zinc and carbon
Last Answer : Nickel and cadmium
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 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 : 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 : 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 : 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 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 : Which of the following primary cells has the highest voltage ? A. Manganese-alkaline B. Carbon-zinc C. Lithium D. Mercury
Last Answer : C. Lithium
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 : 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 : Which of the following is not the name of charging station? • Electric vehicle charging station • EVSE • ECS • ESSV
Last Answer : • ESSV
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 : 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 : 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 sulphur in sulphur sodium battery is absorbed by___ sponge. • Sodium • Carbon • Wire • Cellulose
Last Answer : • Carbon
Description : At high discharge rates, nickel-cadmium storage batteries are superior to lead-acid batteries because they __________. A. require fewer cells for the same voltage and less mounting space B. are able to ... times without much damage D. have no individual cells to replace at the end of useful life
Last Answer : Answer: C
Description : Nickel-cadmium storage batteries are superior to lead-acid batteries because they __________. A. put out higher voltages and require no maintenance B. can remain idle and keep a full charge for a long time C. need fewer cells in series and use less mounting space D. all of the above
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 : 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 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 : 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 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 : 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 : 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 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 : Nickel-cadmium batteries are superior to lead-acid batteries at high discharge rates because they _______________. A. deliver a large amount of power and can be recharged in a shorter time B. need ... less mounting space C. have higher output voltages and require no maintenance D. all of the above
Last Answer : Answer: A
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
Description : Identify incorrect statement of Electric vehicle A. Insufficient charging stations B. Long charging period C. Limited range D. High operating cost
Last Answer : D. High operating cost
Description : Which of these is a problem electric car makers are trying to solve? A. Electric cars aren't noisy enough. B. They don't produce enough sulphur dioxides. C. They don't cost enough.
Last Answer : A. Electric cars aren't noisy enough.