In SI units the power of sound is represented in __________________?
In SI units the power of sound is represented in __________________?
A. Kgs
B. Joules
C. Newtons
D. Watts
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Surface tension _____________________?
Surface tension _____________________?A. acts in the plane of the interface normal to any line in the surface
B. is also known as capillarity
C. is a function of the curvature of the interface
D. decreases with fall in temperature
E. has no unitsThe deliberate lowering of the price of a nation’s currency in terms of the accepted standard (Gold, American dollar or the British pound) is known as ____________________?
The deliberate lowering of the price of a nation’s currency in terms of the accepted standard (Gold, American dollar or the British pound) is known as ____________________?A. Currency appreciation
B. Currency depreciation
C. Currency devaluation
D. Currency floatOperation of McLeod gauge used for low pressure measurement is based on the principle of_____________________?
Operation of McLeod gauge used for low pressure measurement is based on the principle of_____________________?A. gas law
B. Boyle’s law
C. Charle’s law
D. Pascal’s law
E. McLeod’s lawWater content of sewage is about___________________?
Water content of sewage is about___________________?A. 90 %
B. 95 %
C. 99 %
D. 9.9 %Traps_________________?
Traps_________________?A. Are water seals which prevent the entry of foul gases
B. Are used to trap the rats entering sewers
C. Dissolve the foul gases
D. Create symphonic action to increase the quick disposal of sewerageSewer manholes are generally provided at________________?
Sewer manholes are generally provided at________________?A. The change of gradient
B. The change of direction
C. The junctions of sewers
D. All of these