Answer / shobhit aswal

the improper lubrication in the cylinder causes friction between the piston and the cylinder walls thus causing friction....releasing friction heat thus damaging the piston rings leading to improper working of the engine....

Answer / magesh

A friction is simply touching. Consider if your girl friend
or wife touches you, then an unusual feeling happens in your
mind. Simillarly, if two metals are subjected to a physical
contact, there develops friction.

HOW LIGHTENING PROTECTION IS DONE ON ROOF OF SQUARE SHAPE AND HAVE PARTUCULARLY BIG SURFACE AREA.

0 Answers  

---

ONE TURBINE HAVING THREE EXTRACTIONS AND ANOTHER HAVING ONE EXTRACTION WHICH TURBINE IS MORE EFFECIENCY?

2 Answers  

---

Action plan to closr NCR (NON COONFORMANCE REPORTS)

0 Answers  

---

WHY DOES LORRY TANKERS DESINGNED TO BE IN SPHERICAL(CURVED,ROUND), WHY DOESNOT IT DESIGNED TO BE AS SQUARE OR REACTANGLE IN SHAPE.

5 Answers   APSRTC, Schlumberger,

---

wt is bulk mod

2 Answers   TCS,

---

---

why petrol engines have more power than diesel engines of same capacity?

27 Answers   BARC, TCS,

---

From where i can get cds about mechanical related subjests

0 Answers  

---

Which welding process uses non-consumable electrodes?

0 Answers  

---

1: When mesuring the flow of liquid what are the two things to measure? 2: In which industrial process you will use centrifugal separator? 3: If any machinery or transmission needs periodic and regular lubrication what is the best method to give it? 4: Oil melts, grease melts. Is there any other lubrication which is effect at 200 deg c? 5: What is a torque converter? 6: Instead of having individual transmission what is the benefit of unified transmission? 7: What are the different types of mechanism to engage primary moving engine and transmission (in other words how many different types of clutches are there)? 8: In order to ensure constant pressure and constant flow rate of compressed air what should we put between the compressor and end user? 9: What can be the reasons for a metal gasket to leak? 10: The old welding machines used electromagnetic winding to step up the current for welding rods. What is the new principle inside the welding machines?

0 Answers   Petrotech,

---

What is difference between concentricity & coaxiality for giving the geometrical tolerences?

2 Answers   Magna Infotech,

---

sir i want model and previous year question paper of RRB. please send it to my mail id. im a mechanical engg.

0 Answers   RRB,

---

what do you know about the company?

1 Answers   Concentrix, Essar, Expedia, Honeywell, Huawei, Zomato,

---