Related Questions

Cumene (isopropyl benzene) is made by
A Oxidation of napthalene
B Propylene alkylation of benzene
C Polymerisation of a mixture of benzene & propylene
D None of these
Starting material for the production of butadiene in India is
A Naphthalene
B Benzol
C Ethyl alcohol
D Phthalic anhydride
Molasses is the starting material for the production of
A Alcohol
B Essential oil
C Fatty acids
D Massecuite
Starting material for the commercial production of ethyl alcohol in India is
A Rice
B Molasses
C Fruit of Mahua tree
D Maize
Starting material for the production of styrene butadiene rubber (SBR) is
A Ethyl alcohol
B Ethylene
C Both A & B
D Neither A nor B
Starting material for the production of SBR is
A Ethyl alcohol
B Ethylene
C Both A & B
D Neither A nor B
The Procedure for starting or re-starting a computer is called-
A Warm Boot
B cold Boot
C Booting
D Loading of Windows
A, B and C start at the same time in the same direction to run around a circular stadium. A completes a round in 252 seconds, B in 308 seconds and C in 198 seconds, all starting at the same point. After what time will they gain meet at the starting point altogether?
A 26 minutes and 18 seconds
B 42 minutes and 36 seconds
C 45 minutes and 38 seconds
D 46 minutes and 12 seconds
While starting a salient pole synchronous motor by induction motor action and connecting field discharge resistance across field, starting and accelerting torque is produced by
A induction motor torque in field winding
B induction motor torque in damper winding
C eddy current and hysteresis torque in pole faces
D reHetance motor torque due to saliency of the rotor
E all of the above methods
The instruction state that Sumi may need 4/9 square yards of one type of material and 2/3 square yards of another type of material for a project. She buys exactly that amount. After finishing the project, however, she has 8/18 square yards left that she did not use. What is the total amount of square yards of material Sumi used?
A 1/12
B 1/9
C 2/3
D 10/9

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