Answer / all is well

Decrease speed of pump

Answer / nhon

u should be specific to your question, to adjust in what way to decrease or increase pressure? which kind of pump dynamics or displacement?

Answer / ibrahim_mahmoud

priming

If you want to provide water or any chemical @ 50 meter height how much head will you prefer for any selected pump...consider it is M.S pipings...how much friction loss will be there...show with calculation.

0 Answers   Reliance,

---

how to check quality of steel?

0 Answers  

---

25 questions in 25 minutes were asked by L&T corein mechanical engg test on 28 nov 2011 are as follows:- L&t mechanical consists of 1> airfuel ratio 2> mollier chart for flow rate 3>homogeneous or hetreogeneous mixture 4>sublimation curve 5>effect on room temperature when fridge is opened 6>cop of refrigerator 7> punching and piercing uses shear or not 8>method not used for tapering 9>forming method not used for productn 10>numerical regardng no.of cuts 11>flow of chip is controlled by which parameters 12> property important for impact loading 13>stifness of spring when it is cut into 2 pieces 14> device reqd for energy fluctuation 15> property on which rivet is selected 16>crowning to prevent flat belt pulley errors like undercut 17>cavitation occurs at which stage 18>qstn regardng inventory control 19>for ship vessel industry what sort of plantlayout reqd 20>value engg definition 21> qstn on how the extnsn occurs for uniform loading 22> qstn regardng stress actng on the shaft23>maximum value of mohr's circle diameter 24>qstn regardng meshing of teeth 25>qstn on helical gear reqrd better read G.K.PUBLISHERS GATE PAPERS ESPECIALLY FROM 1993 to 2003 ESPECIALLY THEORY QUESTIONS RATHER THAN NUMERICAL QUESTIONS

0 Answers   L&T,

---

800A bus-coupler system

1 Answers   PCEL,

---

Which has the greater pressure in a stern tube sealing seawater or L.O.

0 Answers   RRB,

---

Suppose water is there in a pot. It is being heated continuously untill formation of superheated steam. What is the temperature profile of water?. What is the temperature profile of the pot?.Imagine pot is heated from bottom.

1 Answers   Ashok Leyland, IGCAR, Videocon,

---

What are the causes of boiler backfire and steps in how to prevent it from happening?

0 Answers  

---

Explain the types of sensors and their explanation?

0 Answers  

---

why the people sitting in the train doesn't get shock whilethat man getting shock from top of the train?

0 Answers   RRB,

---

A fan is handling hot air at 285 degC with flow of 411635 m3/hr, power consumed is 1165kW and efficiency is 66%. what will happen to flow, power and efficiency of the fan if a water spray system is introduced to reduce the air temperature up to 200 degC? (also please refer any document regarding this)

0 Answers  

---

how do you differentiate the while look at drawing whether it is first angle or third angle projection.

2 Answers   L&T, MAHINDRA,

---

On what thermodynamic cycle nuclear power plant works?

6 Answers   DRDO, Telco,

---