Chemical Engineering - Chemical Engineering Basics

36.
'Cryogenics' is concerned with the generation & use of low temperature in the range of
0°K to 123°K
0°C to - 123°C
0°C to - 273°C
0°K to 273°K
Answer: Option
Explanation:
No answer description is available. Let's discuss.

37.
The capacity of a spring to store energy is called the spring form co-efficient. Stiffness of a spring is measured by the
ability to absorb shock.
capacity to store energy.
ratio of the wire & coil diameters.
load to produce unit deflection.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

38.
Which of the following materials has the maximum shrinkage allowance ?
Brass
Cast iron
Lead
Aluminium alloy
Answer: Option
Explanation:
No answer description is available. Let's discuss.

39.
Vibration upto 100 kilo hertz can be most accurately measured by a __________ type accelerometer.
preloaded spring
piezoelectric
bonded strain gauge
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

40.
Normalising does not __________ of a metal.
improve machinability & tensile strength
remove internal stresses
refine the structure
remove strains caused by cold working
Answer: Option
Explanation:
No answer description is available. Let's discuss.