www.ThinkITI.com

Home
MCQ
Search
Free Apps
Important
Study Groups
Contact Us
Policy

Home
MCQ
Objective Questions
Engineering
Mechanical
ME Set-3
Pressure Vessels
381

Pressure Vessels and Engines MCQ with Answers

381) Film boiling occurs at

very low pressure

atmospheric pressures

medium pressures

very high pressures

Answer is:

very high pressures

Pressure Vessels and Engines MCQ with Answers

For more MCQ's Click Here

Related Pressure Vessels and Engines MCQ with Answers

382) Fire tube boilers are limited to a maximum design working pressure of

1 kg/cm

6 kg/cm

17 kg/cm2

100 kg/cm2

Answer is:

17 kg/cm2

383) For the same diameter and thickness of tube, a water tube boiler compared to a fire tube boiler has

more heating surface

less heating surface

equal heating surface

heating surface depends on other parameters

Answer is:

more heating surface

384) In water wall furnace, the heat is transferred to the water-walls by

convection

radiation

conduction

radiation and conduction

Answer is:

radiation

385) Relative percentage of heat absorbed through the heat transfer of(i) furnace water wall,(ii) boiler bank,(Hi) superheater,(iv) economiser,(v) airheater of a typical boiler of 200 MW capacity would be of the order of

48:20:15:7:10

10:7:15:20:48

20:48:7:15:10

7:15:20:10:48

Answer is:

48:20:15:7:10

Pressure Vessels and Engines MCQ with Answers

For more MCQ's Click Here