Related Questions

Cavitation in a pump creates so many undesirable effects. Out of the following, which is not an undesirable effect created by cavitation?
A Decrease in effect
B Increase in thrust
C Develops noise
D Develops high pressure
Solvay process is not used for the manufacture of potassium carbonate, because of the reason that potassium bicarbonate
A Is prone to thermal decomposition
B Has high water solubility and is unstable
C Is soluble in ammonium chloride and potassium chloride solution
D All of the above
In a three-phase supply floating neutral is undesirable because it way give rise to
A High voltage across the load
B Low voltage across the load
C Unequal line voltages across the load
D None of these
A machine can produce 10 units in 5 hours. Another machine can produce 5 units in 10 hours. Working together, how many units can they produce in 30 hours?
A 50 units
B 60 units
C 70 units
D 80 units
Potassium Permanganate is used for purifying drinking water, because ----.
A it dissolves the impurities of water
B it is a reducing agent
C it is a sterilising agent
D it is an oxidising agent
Potassium Permanganate is used for purifying drinking water, because.
A it dissolves the impurities of water
B it is a reducing agent
C it is a sterilizing agent
D it is an oxidizing agent
If the loss of prestress is excessive resulting in tensile cracks, which method should be used?
A Preloading method
B Hollow method
C Transparent method
D Layered method
The XOR gates are ideal for testing parity because even-parity words produce a _____ output and odd-parity words produce a _____ output
A low, high
B high, low
C odd, even
D even, odd
E None of the above
Select the option that best expresses the meaning of the Underlined Word/Phrase. Many teenagers are "going to the dogs" because of excessive use of social networking sites in the intrnet.
A Getting spoiled
B Preferring dogs as pets
C Making new friends
D playing Farm Ville
Excessive formation of lead sulphate on the surface of the plates happens because of
A allowing a battery to stand in discharged condition for a long time
B topping up with electrolyte
C persistent undercharging
D low level of electrolyte
E all above

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