Related Questions

The appearance of glossy patches on the painted surface is called:
A Flashing
B Blooming
C Running
D Blistering
A cube of side 5cm is painted on all its side. It is sliced into 1 cubic centimeter cubes how many 1 cubic centimeter cubes will have exactly one of their sides painted?
A 9
B 61
C 98
D 54
A cube of side 5cm is painted on all its side. If it is sliced into 1 cubic centimeter cubes, how many 1 cubic centimeter cubes will have exactly one of their sides painted?
A 9
B 61
C 98
D 54
A cube of side 5 cm is painted on all its side. If it is sliced into 1 cubic centimeter cubes, how many 1 cubic centimeter cubes will have exactly one of their sides painted?
A 9
B 61
C 98
D 54
The difference between saponification value and acid value is
A Called ester value
B Always negative
C Constant for all fatty oils
D None of these
How does common salt help in separating soap from the solution after saponification?
A By decreasing density of Soap
B By decreasing solubility of Soap
C By increasing density of Soap
D By increasing solubility of Soap
Saponification number of an oil or fat
A Gives an idea about its molecular weight
B Is inversely proportional to its molecular weight
C Detects its adulteration
D All of the above
Saponification value/number of an oil or fat is a measure of its
A Fatty acid content
B Degree of unsaturation of the fatty acids present in it
C Average molecular weight
D Insoluble fatty acid content
A casting defect which occurs near the ingates as rough lumps on the surface of a casting is known as
A Shift
B Sand wash
C Swell
D Scab
A semicircular disc rests on a horizontal surface with its top flat surface horizontal and circular portion touching down. The coefficient of friction between semi circular disc and horizontal surface is µ. This disc is to be pulled by a horizontal force applied at one edge and it always remains horizontal. When the disc is about to start moving, its top horizontal force will
A Remain horizontal
B Slant up towards direction of pull
C Slant down towards direction of pull
D None of the above

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