Page 132 - Physics Form 5 KSSM_Neat

Figure 3.33 explains how two types of vehicles are powered by different electrical sources.

Types of Vehicles Using Electric Power

Electric Vehicle (E.V.) Hybrid Car
KEMENTERIAN PENDIDIKAN MALAYSIA

• Electric vehicle uses 100% electric • 25 – 40% of its power is supplied
power using rechargeable batteries to by rechargeable batteries and the
supply energy to electric motors. The remainder by fossil fuels such
commonly used batteries are Li-Ion as petrol.
or Ni-MH batteries. • The battery voltage range used is
• The battery voltage range required is 100 – 200 V.
300 – 800 V.

Petrol tank Battery Motor
Electric motor

Battery

Plug
Engine

Figure 3.33 Type of vehicles using electric power
E.V. and hybrid cars batteries can be charged using domestic
SCIENCE, TECHNOLOGY
an
electricity supply and at E.V. charging stations or at solar cell SCIENCE, TECHNOLOGY an
Gateway
Gateway
SOCIETY
SOCIETY
charging power stations. Solar cells are components which can The use of electric vehicle and
convert sunlight into electricity. Solar cells are arranged in series hybrid cars can reduce the
to form a solar panel. Arrangement of solar panels at solar cell consumption of fossil fuel, increase
charging power station plays a role in providing a suitable voltage the efficiency of energy usage and
and current. The use of E.V. is a good alternative in maintaining reduce air pollution.
environmental sustainability.

122 LS 3.3.4