Correct answer
B. Copper & copper-nickel alloys
Explanation
The correct answer is Copper & copper-nickel alloys.
Heavy duty bearings are usually made of________?
Cp/Cv is termed as________?
Which type of heat exchanger is preferred for heavy heat loads?
A perforated plate has holes of diameter dn arranged in a pitch ph. Each hole has a tube of I.D. dt passing through it. The ligament efficiency is given by________?
In rectifying section of a continuous distillation column, the________?
Percentage of differential pressure lost in a Venturimeter with a tapering of 15° may be about________?