21. Venturimeter is used to measure the flow rate of fluids in pipes, when the pipe is in __________ position.
22. An example of unsteady non uniform flow is the flow of liquid under pressure through a
23. Main alloying element in Elinvar used in precision instruments, hair springs for watches etc. is
24. Which of the following if present in iron ore, enhances its value?
25. Annealing ofwhite cast iron produces __________ iron.
26. __________ of grey cast iron produces white cast iron.
27. Which of the following pairs is not correctly matched?
28. Speisses is a mixture of the following:
29. LVDT used for displacement measurement is a/an __________ transducer.
30. The escape velocity of a body on earth which is independent of its mass is about __________ km/second.
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- Chemical Engineering Basics - Section 1
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- Chemical Engineering Basics - Section 13