Chemical Engineering Basics
Function of feed check valve in a boiler is to

Prevent the back flow of water
Check the water level in the boiler drum
Regulate the water flow to boiler
Facilitate circulation of high pressure feed water

ANSWER DOWNLOAD EXAMIANS APP

Chemical Engineering Basics
Which of the following are made out of the carbon steel having carbon content of 0.9 to 1% ?

Mandrels, twist drills, small lathe tools and razors
Small punches, broaches reamers and springs
Cutlery, screws, rivets and files
Forgings like can shaft, structural steel plate, threading dies and drawing dies

ANSWER DOWNLOAD EXAMIANS APP