Answer / ambarish

1) Hollow shafts are more homogenous in nature(material
property) and thus have more strength.
2)COP is coefficient of performance, in terms of wet suction
it is the ratio of liquid present to that of wet steam(which
include dry as well as liquid droplets)and dry is the vice
versa.
3)A shaft is a cylindrical device which transfers torque
only, it is a sub part of a axle, which is generally dead.
4)Trouble shooting of machines, in sense of engine can be
done by changing the conditions like fuel/air ratio, etc,
other steps can also be taking to prevent touble shooting ,
done basically by a governer, that is giving the solution to
the persisting problem.
6) its force/length, n/m.
7) if , u smoke cigar then its simple, the heating effect on
the cigar on its tip can be seen. the effect is the
formation of a cone due to suction of the smoke.
8)......info not clear.
9) Its cheap that is why, and steam has a higher latent heat
capacity also.
10).....
11) To find the stability of a system. Practical use nay
thermodynamic system like engines, boilers....
4) Mean of B.tech, I am not a engineer yet.
5)A ball screw is a mechanical device for translating
rotational motion to linear motion with little friction.A
leadscrew (or lead screw), also known as a power screw or
translation screw, is a screw designed to translate radial
motion into linear motion.

The ratio of Emissive to absorption power of heat by a body is equal to heat emitted by a perfect black body. Who said the statement

3 Answers   HAL, ONGC,

---

tell me 1 name of device where work & heat transfer is -ve

2 Answers   Chandan,

---

if HP LP Bypass opened in running condition then what happen in 210 MW thermal plant

2 Answers  

---

What softwares are required for desining the role guage of alterain car?

4 Answers   Bhel, MRF,

---

why there was 17 stage of compressor in the most of the gas turbine . depending on what?

0 Answers   TATA,

---

---

What is fuel ratio ?

0 Answers  

---

resent profession and what would you define as your career objectives

0 Answers  

---

How to get a pipe weight? if we have know only diameter and length.

2 Answers   Bhel,

---

How much mass of oxygen is required to convert 1kg of carbon into 11/3kg of co2. explain

1 Answers  

---

What is meant by free or natural convection?

0 Answers  

---

difference between rolling & pitching

2 Answers  

---

What are the procedures of starting of diesel engine?

4 Answers  

---