In a forced draft cooling tower, water is cooled from 95 to 80°F by exposure to air with a wet bulb temperature of 70°F. In this case, the

A. Range is 15°F

B. Approach is 10°F

C. Both (A) & (B)

D. Neither (A) nor (B)

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

You can do it
  1. Minimum thermal efficiency of a steam boiler may be around __________ percent
  2. Brittleness induced due to the presence of sulphur in steel can be reduced by adding
  3. Electrolytic reduction cell used for conversion of calcined Al2O3 to Al is a carbon lined furnace operating…
  4. Specific gravity of a metal, which weighs 5 kg in air and 4 kg when submerged in water, will be
  5. Multistage compression of air as compared to single stage compression offers the advantage of
  6. Which of the following is used to produce draught in the locomotive boilers?
  7. Super conduction in metals is observed at a temperature of __________ °K.
  8. Brittleness induced due to the presence of sulphur in steel can be reduced by adding
  9. Which of the following materials does not form adherent oxide film on surface?
  10. Nusselt number is related to the Reynolds number (Re) in turbulent & laminar flow respectively as
  11. The heat released by cooling one mole of copper from 400 K to room temperature (300 K) is (assume :…
  12. In a furnace with heating element temperature at 1700°C, the dominant mechanism of heat transfer…
  13. Work study deals with the __________ study.
  14. Which of the following mainly decides the current to be employed is arc welding?
  15. Work done by a/an __________ process is determined by ∫p. dv
  16. Globular form of cementite is formed during the __________ process.
  17. The most suitable material for die casting is
  18. Maximum hardenability of steel depends upon its
  19. Steel rods are normally used for concrete reinforcement because concrete and steel have almost equal
  20. Tin based white metals are used, where bearings are subjected to
  21. Thermistors are used in __________ devices.
  22. Starting friction is low in case of the __________ lubrication.
  23. Pick out the wrong statement.
  24. Fire in fuel gas pipelines is extinguished most effectively by
  25. Depreciation of machines fails under the indirect expenses head. As per income tax regulations, it is…
  26. In the X-ray radiography technique, the tube voltage for thicker plates as compared to thin plates,…
  27. Otto cycle used in spark ignition petrol engines is also known as the constant __________ cycle.
  28. Maraging steels derive their strength from the following mechanism:
  29. Eutectoid composition of carbon steel at room temperature is
  30. Consider the equilibrium A(g) + B(g) = AB(g). When the partial pressure of A is 10-2 atm, the partial…