Answer / hiren patel

Journal bearings have low co-efficient of friction at high speed compared to Rolling Contact bearings. So Journal bearings are used for power transmission at high speed.

But at low speed, Rolling contact bearing has low co-efficient of friction. So they are also called anti-friction bearings.

Answer / jerry casteel

Journal bearings can be used in almost any application (axial and thrust)
Journal bearing can carry much heaver loads the friction less bearings (ball or roller bearings)

Which tools are used in fitting shop?

0 Answers  

---

What is spike energy ?

2 Answers   Mechanalysis,

---

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

0 Answers   TATA,

---

what is generatrics and directrics

0 Answers   TATA,

---

What is iiucr in relation to petrol engine ?

0 Answers  

---

How we make bend & diffuser from any pipe (it's equation)& how we mark in pipe....

0 Answers  

---

What are sensible heat, latent heat, and specific heat of water?

1 Answers   ABC Inc, RRB, Siemens,

---

ET interview on 30TH MAY monday in Rajhans guest house anushaktinagar at 8 AM. contact on amit.kapoor18@gmail.com or 09013016142(msg me if not picked). contact to share & know abt interview

0 Answers  

---

How to prevent back fire of boiler?

0 Answers   RRB,

---

Why stop ratio valve is necessary before gas control valve in GE gas turbines.

1 Answers   GE,

---

what is cast iron?

5 Answers  

---

What is an ortographic drawing?

0 Answers  

---