Think Different

Tuesday, 21 March 2017

Latest Mechanical Interview Questions

Latest Mechanical Interview Questions

1. What is the inclination of helix teeth with gear axis?

2. Explain an involute curve?

3. What do you understand by Tolerance, and explain forms?

4. What is the procedure of calculating clearance?

5. Define “Dimension”?

6. What is surface finish?

7. What is major difference between Interference clearance and Transition

Clearance?

8. Explain 5 terminology of Spur Gear?

9. What do you understand by Gear Ratio?

10. Draw the symbol of “Circularity & Cylindricity and differentiate

between them?

Monday, 6 March 2017

Difference between Petrol Engine VS Diesel Engine

Difference between Petrol Engine VS Diesel Engine

Petrol Engine

1. Petrol engine takes a suitable mixture of Petrol and Air during suction stroke.

2. The compression ratio is approximately 6 to 10.

3. It is easy to start a petrol engine, since it has low compression ratio.

4. Petrol engine have more over heating problem due to low thermal efficiency.

5. Maintenance cost of petrol engine is less.

6. Running cost of petrol engine is high because of high fuel cost.

7. Petrol engine requires spark plug to ignite the mixture of fuel.

8. Such engines are usually light duty vehicles.

9. Generally, Petrol engines are high speed engines.

10. It’s based on Otto cycle.

Diesel Engine

1. A diesel engine takes only air during the suction stroke.

2. The compression ratio of diesel engine is approximately 14 to 25.

3. Starting of diesel engine is difficult due to high compression ratio.

4. These engines have less over heating problem as compared to Petrol engine.

5. Maintenance cost is high, compared to petrol engine.

6. Running cost of diesel engines is less due to cheaper fuel.

7. A fuel injector injects fuel in spray or fine atomise form, at temperature about 600 *C.

8. These engines are generally employed with heavy duty engines.

9. These engines are low speed engines as compared to petrol engines.

10. Diesel engine is based on Diesel cycle.

Benifits of Amala (Indian Gooseberry)

Benifits of Amala (Indian Gooseberry)

Amala is also known as Gooseberry.  Amla is a beneficial drug status in Indian mythology.

Amala is rich source of Anti oxidants, Iron, Vitamin B which very useful for human body.

Amala can be consuming in various forms like Powder, liquid and Paste.

There are various benefits of amala, some of them are:-

1.     Eyes related disease:  Amala is very useful for increasing and maintaining eye vision strength.

      Regular use of Amala reduces the chance of Color blindness, Motiyabind.

2.     Improves digestion system :  Amala is very  very useful  in digestion related problems.

      Daily use of amala powder with water, or amala murabba helps us to get rid of such kind

     of problems.

3.     Weight Loss:  Use of amala juice helps in reducing weight loss.

      Amala improves the metabolism which helps in weight loss.

      It’s also controls hunger.

4.     Hair related Problems:  Amala is also very useful in hair and skin related problems.

      Its helps in controlling hair fall, and Dandruff related problems.

     The use of amala juice also increases the thickness of Hair.

5.     Reduces Stress: Regular use of amala helps us to get rid of Stress, and provides comfort to body.

      It’s also gives proper sleep.