Chemical Engineering - Chemical Engineering Basics

6.
On oscilloscope screen for dynamic measurement, lissajous diagram is normally used to determine the __________ of the input signal.
frequency
amplitude
damping
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

7.
Fire refining process is employed in case of
tin
copper
zinc
aluminium
Answer: Option
Explanation:
No answer description is available. Let's discuss.

8.
Larger length & diameter water pipes are made by
electrical resistance welding.
die casting.
semi-centrifugal casting.
continuous casting.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

9.
Carbide tipped cutting tools are manufactured by powder metallurgy techniques and have a composition of
90% tungsten carbide and 10% cobalt.
70% aluminium oxide & 30% silica.
30% nickel, 15% chromium & 55% tungsten.
65% tungsten & 35% zirconium.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

10.
The temperature at which ferromagnetic material can no longer be magnetised by the outside forces, is termed as the
critical point.
curie temperature.
inversion temperature.
eutectic temperature.
Answer: Option
Explanation:
No answer description is available. Let's discuss.