WorksheetsMCQs on Electric Vehicles
Total questions: 15
Worksheet time: 8mins
Which component stores electrical energy in an electric vehicle?
DC-DC converter
Inverter
Battery pack
Traction motor
The main function of an inverter in an electric vehicle is to:
Step up DC voltage
Convert AC to DC
Convert DC to AC
Store energy
Which EV configuration uses both an internal combustion engine and an electric motor?
Battery Electric Vehicle
Fuel Cell Electric Vehicle
Hybrid Electric Vehicle
Plug-in Electric Vehicle
Regenerative braking in electric vehicles helps to:
Increase braking distance
Reduce motor speed only
Recover energy during braking
Increase battery temperature
Which power electronic converter is used to control motor speed in EVs?
Rectifier
Inverter
Transformer
Chopper
The driving range of an electric vehicle mainly depends on:
Tyre pressure
Battery capacity
Vehicle color
Gear ratio
Which factor directly affects the acceleration of an electric vehicle?
Battery weight
Motor torque
Vehicle height
Wheelbase
State of Charge (SoC) of a battery indicates:
Battery temperature
Remaining battery energy
Charging time
Battery voltage only
The efficiency of an electric vehicle is generally higher than conventional vehicles because:
EVs have more moving parts
Electric motors are highly efficient
EVs use high-speed engines
EVs consume more fuel
Which parameter is used to measure EV energy consumption?
km/l
rpm
kWh/100 km
N·m
Which motor is most commonly used as a traction motor in modern EVs?
DC shunt motor
Induction motor
Permanent Magnet Synchronous Motor
Stepper motor
A good traction motor should have:
Low starting torque
High starting torque
Constant speed only
Low efficiency
Which characteristic is essential for traction motors in EVs?
Narrow speed range
Poor overload capacity
Wide speed range
High noise level
Electric traction motors generally operate in:
One quadrant only
Two quadrants
Four quadrants
Zero quadrants
Regenerative braking is possible when the traction motor operates as a:
Motor only
Generator
Transformer
Rectifier
