Emerging Trends in Mechanical Engineering

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Chapter 1: Recent Trend in Automobile Industry

GoTo Section – 1.1/1.2/1.3

1.2 E- Vehicle
1   How many km can an electric car go?
    (A)   500 Km
    (B)   700 km
    (C)   450 km
    (D)   100km
[showhide type=”button7c1″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
2   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
[showhide type=”button7c2″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
3   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
[showhide type=”button7c3″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
4   What is the challenge with electric vehicles?
    (A)   Vehicle durability
    (B)   Cell life
    (C)   Cost
    (D)   Both A and B
[showhide type=”button7c4″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
5   What is the life of battery in an electric car?
    (A)   8 year
    (B)   10 year
    (C)   4 year
    (D)   20 year
[showhide type=”button7c5″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
6   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
[showhide type=”button7c6″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
7   The capacity of a battery is expressed in terms of
    (A)   ampere per hour
    (B)   current
    (C)   volt
    (D)   ampere
[showhide type=”button7c7″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
8   Life of a battery in the electric vehicle is about
    (A)   8 years
    (B)   5 years
    (C)   10 years
    (D)   20 years
[showhide type=”button7c8″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
9   Who was the inventor of electric batteries in electric cars?
    (A)   Thomas Davenport
    (B)   Newton
    (C)   Dr Abdul Kalam
    (D)   Nikola Tesla
[showhide type=”button7c9″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
10   How much time it takes for an electric car of 60kWh battery to charge
    (A)   5 hours
    (B)   8 hours
    (C)   6-7 hours
    (D)   None of above
[showhide type=”button7c10″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
11   Advantages of lithium batteries
    (A)   Light weight
    (B)   Compact
    (C)   Low maintenance
    (D)   All of the above
[showhide type=”button7c11″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
12   How many volts it take to charge an electric car?
    (A)   140
    (B)   150
    (C)   120
    (D)   200
[showhide type=”button7c12″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
13   How many known modes of charging of EVs are available?
    (A)   3
    (B)   2
    (C)   4
    (D)   1
[showhide type=”button7c13″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
14   Which from the listed are fuel cells?
    (A)   SOFC
    (B)   MCFC
    (C)   PAFC
    (D)   ALL OF THE ABOVE
[showhide type=”button7c14″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
15   Modern lithium ion batteries provide average range of
    (A)   120-280 kilometers
    (B)   320-480 kilometers
    (C)   520-680 kilometers
    (D)   720-980 kilometers
[showhide type=”button7c15″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
16   The electrolyte used in sodium nickel chloride batteries is
    (A)   Sodium chloride
    (B)   Tetra chloraluminate
    (C)   Sodium bicarbonate
    (D)   Sodium glutamate
[showhide type=”button7c16″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
17   Average temperature of electrolyte in sodium nickel chloride batteries
    (A)   100 to 200 degree Celsius
    (B)   270 to 350 degree Celsius
    (C)   380 to 410 degree Celsius
    (D)   None of the above
[showhide type=”button7c17″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
18   Average lifespan of sodium nickel chloride batteries
    (A)   5 years
    (B)   10 years
    (C)   15 years
    (D)   20 years
[showhide type=”button7c18″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
19   Sodium nickel chloride batteries are also called as
    (A)   Horse
    (B)   Zebra
    (C)   Cobra
    (D)   Turbo
[showhide type=”button7c19″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
20   What are the various types of batteries used in electric vehicles
    (A)   Lithium ion batteries
    (B)   Sodium nickel chloride batteries
    (C)   Sodium sulphur batteries
    (D)   All of the above
[showhide type=”button7c20″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
21   Sodium sulphur battery is a type of molten-salt battery constructed from _____ sodium and sulphur.
    (A)   Solid
    (B)   Liquid
    (C)   Plasma
    (D)   Gases
[showhide type=”button7c21″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
22   The following is the operating temperatures of the sodium –sulphur battery.
    (A)   400 to 600°C
    (B)   1000 to 1500°C
    (C)   300 to 350°C
    (D)   100 to 200°C
[showhide type=”button7c22″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
23   The cell is usually ____ in shape.
    (A)   Triangular
    (B)   Circular
    (C)   Rectangular
    (D)   Cylindrical
[showhide type=”button7c23″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
24   Entire cell is enclosed by a steel casing that is protected usually by _____ and _____.
    (A)   Nickel, chromium
    (B)   Chromium, molybdenum
    (C)   Aluminium, molybdenum
    (D)   Nickel, aluminium
[showhide type=”button7c24″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
25   Full form of BASE is _____.
    (A)   Basic Analysis and Security Engine.
    (B)   Biefield Academic Search Engine.
    (C)   Basel Agency for Sustainable Energy.
    (D)   Beta-Aluminium Solid Electrolyte.
[showhide type=”button7c25″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
26   The sulphur in sulphur sodium battery is absorbed by___ sponge.
    (A)   Sodium
    (B)   Carbon
    (C)   Wire
    (D)   Cellulose
[showhide type=”button7c26″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
27   Which of the following is not the name of charging station?
    (A)   Electric vehicle charging station
    (B)   EVSE
    (C)   ECS
    (D)   ESSV
[showhide type=”button7c27″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
28   The charging time depends on which of the following factor?
    (A)   Battery size
    (B)   Battery capacity
    (C)   Size of vehicle
    (D)   Voltage of battery
[showhide type=”button7c28″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
29   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
[showhide type=”button7c29″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
30   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
[showhide type=”button7c30″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
31   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
[showhide type=”button8c1″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
32   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
[showhide type=”button8c2″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
33   Battery container should be acid resistance therefore it is made up of
    (A)   Glass
    (B)   Plastic
    (C)   Wood
    (D)   All of the above
[showhide type=”button8c3″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
34   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
[showhide type=”button8c4″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
35   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
[showhide type=”button8c5″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
36   Ampere hour capacity of an industrial battery is based on ……….hours discharge rate
    (A)   8
    (B)   12
    (C)   16
    (D)   24
[showhide type=”button8c6″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
37   Lithium cells operates ranging from
    (A)   -25 ° C to 25 ° C
    (B)   -50 ° C to 25 ° C
    (C)   -50 ° C to 75 ° C
    (D)   -75 ° C to 75 ° C
[showhide type=”button8c7″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
38   The positive plates of nickel iron cell is made up of
    (A)   Nickel hydroxide
    (B)   Lead peroxide
    (C)   Ferrous hydroxide
    (D)   Potassium hydroxide
[showhide type=”button8c8″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
39   In lead acid accumulators, the container is filled with distilled water and concentrated sulphuric acid in the ratio of
    (A)   1:02
    (B)   2:01
    (C)   3:01
    (D)   1:03
[showhide type=”button8c9″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
40   The EMF of the dry cell is about
    (A)   0 V
    (B)   0.5 V
    (C)   1 V
    (D)   1.5 V
[showhide type=”button8c10″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
41   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 and electrons from positive terminal to negative terminal
    (C)   Negative terminal to positive terminal and electrons from negative terminal to positive terminal
    (D)   Negative terminal to positive terminal and electrons from positive terminal to negative terminal
[showhide type=”button8c11″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
42   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
[showhide type=”button8c12″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
43   When two batteries are connected in parallel, it should be ensured that
    (A)   They have same EMF
    (B)   They have same make
    (C)   They have same ampere hour capacity
    (D)   They have identical internal resistance
[showhide type=”button8c13″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
44   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
[showhide type=”button8c14″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
45   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
[showhide type=”button8c15″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
46   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
[showhide type=”button8c16″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
47   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
[showhide type=”button8c17″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
48   What is one of the primary downsides of fuel cells?
    (A)   Weight
    (B)   Cost
    (C)   Pollution
    (D)   Maintenance
[showhide type=”button8c18″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
49   A fuel cells converts ………energy into electrical energy
    (A)   Mechanical
    (B)   Magnetic
    (C)   Solar
    (D)   Chemical
[showhide type=”button8c19″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
50   Which of the following primary cells has the highest voltage?
    (A)   Manganese-alkaline
    (B)   Carbon-zinc
    (C)   Lithium
    (D)   Mercury
[showhide type=”button8c20″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
51   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 sculpture dioxides.
    (C)   They don’t cost enough.
[showhide type=”button8c21″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
52   Identify incorrect statement of Electric vehicle
    (A)   Insufficient charging stations
    (B)   Long charging period
    (C)   Limited range
    (D)   High operating cost
[showhide type=”button8c22″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
53   Which vehicle has the smallest number of principle components?
    (A)   Traditional vehicle
    (B)   Hybrid vehicle
    (C)   Electric vehicle
    (D)   Both A and B
[showhide type=”button8c23″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
54   Which of the following vehicles produces zero emissions?
    (A)   Traditional
    (B)   Hybrid
    (C)   Electric
    (D)   Both A and B
[showhide type=”button8c24″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
55   How long does an electric car battery last per charge?
    (A)   20 min.-10hr.
    (B)   30min.-12hr.
    (C)   40min.-9hr.
    (D)   60min.-8hr.
[showhide type=”button8c25″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
56   What is the life span of electric car batteries?
    (A)   8 Year
    (B)   10 years.
    (C)   9 years
    (D)   11 years.
[showhide type=”button8c26″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
57   Which electric vehicle has 30 kWh and 160 km range?
    (A)   Nissan leaf
    (B)   Ford focus
    (C)   Mitsubishi MiE5
    (D)   Smart ED
[showhide type=”button8c27″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
58   Which is the modified form of batteries in today’s electronic cars?
    (A)   Lithium ion
    (B)   Nickel iron
    (C)   Lead Acid
    (D)   Sodium Nitrate
[showhide type=”button8c28″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
59   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.
[showhide type=”button8c29″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
60   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
[showhide type=”button8c30″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
61   The positive plants of nickel iron cell is made up of
    (A)   Nickel hydroxide
    (B)   Lead peroxide
    (C)   Ferrous hydroxide
    (D)   Potassium hydroxide
[showhide type=”button9c1″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
62   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
[showhide type=”button9c2″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
63   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
[showhide type=”button9c3″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
64   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
[showhide type=”button9c4″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
65   The residual product discharged by the hydrogen-oxygen cell is ____________
    (A)   Hydrogen peroxide
    (B)   Alcohol
    (C)   Water
    (D)   Potassium permanganate
[showhide type=”button9c5″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
66   Who is the largest manufacturer of lithium batteries?
    (A)   Us giga factory
    (B)   Samsung solco
    (C)   Panasonic
    (D)   Toshiba
[showhide type=”button9c6″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]

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