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Batteries work on the principle of

• Mechanical process

• Aerodynamic process

• Electrochemical process

• Internal combustion

Which of the following is not a component of a battery?

• Seperator

• Electrode

• Electrolyte

• Charger

The battery capacity of 1 Ampere-hour is equivalent to

• 3600 C

• 1 C

• 60 C

• 2400 C

Which of the following is not the limitation of Lead-Acid batteries?

• Low specific energy

• High cost of raw material

• Short calendar and cycle life

• 1. Maintain Upright position when used

Ni-MH batteries are preferred over Ni-Cd batteries due to

• Exothermic process

• Memory effect

• Environmental friendliness

• Solid electrolyte

Which type of Batteries are used in Toyota Prius HEV?

• Lead-Acid

• Aluminum-Air

• Lithium-Polymer

• Ni-MH

Which of the following is a solid state battery?

• Lithium-Polymer

• Fuel cell

• Nickel- Cadmium

• Lead-Acid

The main function of catalyst in a fuel cell is

• Speed up the reaction

• Produce hydrogen

• Extract oxygen from air

• Absorb the water released

Ultra capacitor cannot be used as primary storage mainly due to

• High energy density

• High power density

• Low seperation between plate

• Rapid discharge

The flywheel offers which of the following advantages?

• No temperature dependence

• Fast recharging time

• High efficiency

• All of these