Chemical Engineering - Chemical Engineering Basics

21.
Springback in sheet metal bending depends on the
elastic limit
bend radius
degree of bend
thickness of sheet
Answer: Option
Explanation:
No answer description is available. Let's discuss.

22.
The yield point in fatigue loading compared to that in static loading is less. The ratio of ultimate tensile strength to endurance limit of a material subjected to fatigue loading is
0.5
1
1.5
2
Answer: Option
Explanation:
No answer description is available. Let's discuss.

23.
Which of the following is not used as a fuel in rocket propellaht ?
Liquid hydrogen
Liquid oxygen
Liquid hydrazine
Kerosene oil
Answer: Option
Explanation:
No answer description is available. Let's discuss.

24.
Hypo (sodium thiosulphate) because of its complex forming behaviour is used in photography to remove undecomposed silver bromide as a soluble complex for __________ of the picture.
printing
developing
colour
fixation
Answer: Option
Explanation:
No answer description is available. Let's discuss.

25.
Temperature of hot gases flowing in a pipe is measured by a thermocouple inserted in the thermal well. The thermal well made of __________ will facilitate the most accurate measurement of the temperature.
copper
steel
aluminium
brass
Answer: Option
Explanation:
No answer description is available. Let's discuss.