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Chemical Engineering - Chemical Engineering Basics

Exercise : Chemical Engineering Basics - Section 25
46.
Cold chiesel's hammers are made of
high speed steel
high carbon steel
forged steel
mild steel
Answer: Option
Explanation:
No answer description is available. Let's discuss.
47.
In the X-ray radiography technique, the tube voltage for thicker plates as compared to thin plates, should be
higher, as it gives higher wavelength.
lower, as it gives higher wavelength.
higher, as it gives shorter wavelength.
lower, as it gives shorter wavelength.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
48.
Atomic __________ is a whole number for an element.
number
weight
radius
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
49.
Work required for compression of a gas contained in a cylinder is 7000 kJ. During compression, heat interaction of 3000 kJ causes the surroundings to be heated. Internal energy change of the gas during the compression is __________ kJ.
+4000
-4000
10000
- 10000
Answer: Option
Explanation:
No answer description is available. Let's discuss.
50.
Highest cutting speed is achieved by the __________ tool material.
high speed steel
carbide
cast alloy
plain carbon steel
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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