21. A boy weighing 110lb climbs up a 50 ft high vertical destination in 100 seconds. Horse power of the boy is __________ hp.
22. Diameter of the rivet to be provided on a 20 mm. thick boiler plate will be __________ mm.
23. The diffusion co-efficient of Ni in Cu at 1000 K is 1.93 x 10-16 m2.S-1 and it is 1.94 × 10-14 m2.S-1 at 1200 K. The activation energy (in k.J.mole-1) for the diffusion of Ni in Cu is
24. Hoope's cell is predominantly used for the electrolytic refining of
25. Referring to the periodic table of elements, it is found that with increasing atomic number. The atomic size in the same
26. 'Sterilised zone' around a hazardous chemical industry is an area with __________ km radius around it, in which the total population/inhabitants should be less than 20000 preferably in the upwind direction.
27. Internal cracks in drawn bars are due to
28. RADAR is
29. All modes of heat transfer i.e., conduction, convection & radiation occur in case of the
30. Usual value of the resistance suitable for a wire resistance strain gauge is __________ ohms.
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- Chemical Engineering Basics - Section 1
- Chemical Engineering Basics - Section 2
- Chemical Engineering Basics - Section 3
- Chemical Engineering Basics - Section 4
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- Chemical Engineering Basics - Section 7
- Chemical Engineering Basics - Section 8
- Chemical Engineering Basics - Section 9
- Chemical Engineering Basics - Section 10
- Chemical Engineering Basics - Section 12
- Chemical Engineering Basics - Section 13