6180Chemical EngineeringMedium
Temper brittleness of a material can be fairly detected by the ________ test?
ATensile
BNotched bar impact
CFatigue
DHardness
Correct answer
B. Notched bar impact
Explanation
The correct answer is Notched bar impact.
Correct answer
B. Notched bar impact
Explanation
The correct answer is Notched bar impact.
Coal tar (produced by high temperature carbonisation) is the main source of________?
More than 100 percent of ________ is present in oleum?
Wheat is ground into flour in a________?
Washing of coal ________?
A rectangular surface 3′ × 4′, has the lower 3 edge horizontal and 6′ below a free oil surface (sp. gr. 0.8). The surface inclination is 300 with the horizontal. The force on one side of the surface is (where, y = specific weight of water)?
Pressure drop for turbulent fluid flow through a circular pipe is given by________?