Nusselt number/Biot number varies

A. Inversely with thermal conductivity

B. Directly with heat transfer co-efficient

C. Directly with thermal conductivity

D. Inversely with the dimension of the solid

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. The taper provided on pattern for its easy & clean withdrawal from the mould is termed as the __________…
  2. Babbitt lining is used on brass/bronze bearings to increase the
  3. The most important requirement for aluminium industry is the availability of cheap
  4. For infinite parallel planes having emissivities ε1 & ε2, the interchange factor for radiation…
  5. For a first order chemical reaction, the concentration of the reactant decreases __________ with time.
  6. Cobalt - 60 is used as a source of __________ in medical therapy & industrial radiography.
  7. At absolute zero temperature, for any reaction involving condensed phases
  8. Fahrenheit and Centigrade scales have the same readings at
  9. at 1173E; at equilibrium, what will be the number of moles of CO gas required to reduce one mole of…
  10. Tin based white metals are used, where bearings are subjected to
  11. One ton of refrigeration is not equivalent to the heat removal rate of
  12. Carbon supply in pack carburising process is in the form of
  13. Which one is neutral in character?
  14. With increase in compression ratio, the volumetric efficiency of air compressor
  15. About __________ ton of coke is required in a cupola to produce one ton of casting.
  16. Blow off cock is provided in steam boiler to
  17. The main constituent of bones is
  18. __________ test is the appropriate test to determine whether a material is ductile or brittle.
  19. Austempering process results in the formation of __________ structure.
  20. The co-ordination number in simple cubic structure is
  21. 'Dikes' are low height walls made around the storage vessels meant for storing hazardous & inflammable…
  22. __________ wire is never used for making the heating element.
  23. Hot extrusion process is not used for making
  24. __________ of austenite decreases the hardenability in steel.
  25. Dew point temperature always gives an indication of the __________ of the moist air.
  26. Joule-Thomson co-efficient is the ratio of
  27. The friction factor for the turbulent fluid flow in a rough pipe does not depend upon the
  28. Super conduction in metals is observed at a temperature of __________ °K.
  29. The activity co-efficient of the solute in a dilute solution
  30. Metal cutting by oxy-acetylene flame is accomplished by the __________ of the metal.