We have used the terms the low and high beams a lotnow let’s understand its meaning,
Lowbeamsaremadeto giveforwardandsideilluminationsuchthatitdoesnotaffectthe
persondrivingthecarinthenextlanetheyareveryusefulasthelightdirectlygoingintothe
eyes of the other driver can cause a temporary lossin eyesight and lead to accidents.
Ontheotherhand,thehighbeamsprovidefullillumination.Itpermitsahigh-intensitylight
beamtofallontheroad.Havingfullilluminationitcanaffectthedriversinthenextlaneand
thus should be used only when one is alone on theroad.