Skip to main content

Posts

Showing posts from 2021

IMP MCQ AUTOMOBILE

IMP MCQ AUTOMOBILE     1.        Aeroplan is not Automobile.   2.       Roads and wheels have tractive force. 3.       Road and tyre have Rolling resistance. 4.       Petrol Engine works on Otto cycle. 5.       Diesel engine works on diesel cycle (Combustion: constant pressure ). 6.       Power inside the engine known as indicated power . 7.       In squaretype engine stock length and cylinder bore are same. 8.       Compression ratio in petrol engine - 8:1, Diesel engine-15-25:1 9.       Gasket- prevents the gases to leak from joints . 10.    Cylinder block are made from cast iron and aluminium alloy. 11.    Cylinder sleeve made from cast iron. 12.    Cylinder sl...

Motivation dialogs

 Motivational dialogs that really relate to life

Working of Electric Cars.

Working of Tesla (Electric) Cars tesla symbol Any electric vehicle has cost of battery which is highest it is almost 30% of the car price. Most of battery used in electric cars is lithium –ion battery Lithium ion battery: all type batteries • This batteries are light weight (if battery is heavy than car will be heavy and it needs more power to draw) • Although it is light weight having more power In led acid battery  • It is heavy in weight. • Damaged chances are more • Uses H2SO4 (38%), distilled water (62%) So led acid battery are not used   Lithium ion battery: Used in remote, laptop, mobile battery Connecting of Batteries: Lots of batteries are joined to gather so that it can draw a car, join of batteries can be series or parallel, Most of time it will be parallel Batteries are joined to in layers in platforms batteries in layer Batteries on chaises there are 7000 batteries in parallel car chases for battery To join battery if by copper wire than internal resista...