Difference between 2 stroke and 4 stroke engine....

Question

Accepted Answer

2 stroke engines have a power stroke in every revolution, while 4 stroke engines have a power stroke in every other revolution.

2 stroke engines have a simpler design and are lighter than 4 stroke engines.
4 stroke engines are more fuel efficient and emit less pollution than 2 stroke engines.
2 stroke engines are commonly used in small power tools and some motorcycles, while 4 stroke engines are used in cars, trucks, and larger equipment.
2 stroke engines require a mixture of oil and fuel, while 4 stroke engines have a separate oil reservoir.
2 stroke engines have a higher power-to-weight ratio than 4 stroke engines.

Top Tata Advanced Systems Supplier Quality Assurance interview questions & answers