Answer Posted / vedang kaul

enthalpy & entropy both are the property of system.
enthalpy is the sum of internal energy & flow energy
H = U + PV
entropy is the rate of change of heat.

S = dQ/T

Hoew to represent unilateral tolerance, as Bilateral tolerance in engg drawing...? Example: 1.295 +0.000 and -0.10, as unitolerance, write the value in bilateral tolerance?

1912

---

what is the trignometry of lifting tools using the wire rope ? any formula for trignometry ?

2051

---

What is a uniformly distributed load?

1185

---

Wasco Interview 1-the type of transducer that convert mechanical movement into a voltage 2-pump 2500 psi and 100 MG select it 3-modes of heat transfer 4-the difference bet PSIA and PSIG 5-the function of relief valve and no return valve (check valve ) 6-types of bearing general catogires 7-function of bearing 8-compressor surge 9-pump cavitation 10-define critical speed 11-compression ratio decease volumetric ratio ........... 12-using inter-cooling in multi stage compressors to ....... 13-using cascade system in refrigerator function ? 14-define performance and efficiency .

2031

---

How hydrulic power stearin @ lutch works plz explain?

2088

---

What is the use of try square?

1186

---

hi dear friends i have applied RRB exams SE so i need previous year question papers please send to my mail id santhu.hpt@gmail.com

1928

---

What is the purpose of starting air?

1876

---

What will be expected the cut-off of J.E Mechanical exam of RRB on 19/12/2010 ?

2134

---

Explain difference between modulus of resilience and modulus of rigidity ?

1189

---

HOW TO SELECT DG SETS AND DETAILED INFORMATION OF THE TERMS INVOLVED IN THE BROCHURES OF THE COMPANY?

1797

---

7. What are the different types of conventional and non conventional machining processes

2321

---

Which is first stress or strain?

1044

---

how many types of sensors used in a air handling unit

2205

---

Which furnace burns low-ash fusion coal and retains most of the coal ash in the slag?

1096

---