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Question
The temperature of oxy-hydrogen flame is __________ oxy-acetylene flame.
Options
A. same as
B. less than
C. more than
Correct Answer
less than
More questions
1. The machinability of aluminium increases when __________ is added to aluminium.
Options
A. copper
B. magnesium
C. silicon
D. lead and bismuth
Show Answer
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Correct Answer: lead and bismuth
2. In electric resistance welding, pressure applied varies from
Options
A. 1 to 5 MPa
B. 5 to 10 MPa
C. 10 to 25 MPa
D. 25 to 55 MPa
Show Answer
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Correct Answer: 25 to 55 MPa
3. Line organisation is suitable for a big organisation.
Options
A. Correct
B. Incorrect
Show Answer
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Correct Answer: Incorrect
4. The ratio of the isentropic work to the Euler's work is known as pressure coefficient.
Options
A. Yes
B. No
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Correct Answer: Yes
5. An activity of the project is graphically represented by __________ on the network diagram.
Options
A. a circle
B. a straight line
C. an arrow
Show Answer
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Correct Answer: an arrow
6. The size of a lathe is specified by the
Options
A. length between centres
B. swing diameter over the bed
C. swing diameter over the carriage
D. all of these
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Correct Answer: all of these
7. In a turbo jet engine, subsequent to heat addition to compressed air, to get the power output, the working substance is expanded in
Options
A. exit nozzle, which is a constant volume process
B. exit nozzle, which is essentially an isentropic process
C. turbine blades, which is a constant volume process
D. turbine blades, which is essentially an isentropic process
Show Answer
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Correct Answer: turbine blades, which is essentially an isentropic process
8. The process of changing the shape of grinding wheel as it becomes worn due to breaking away of the abrasive and bond, is called
Options
A. truing
B. dressing
C. facing
D. clearing
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Correct Answer: truing
9. The maximum shear stress is __________ the algebraic difference of maximum and minimum normal stresses.
Options
A. equal to
B. one-fourth
C. one-half
D. twice
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Correct Answer: one-half
10. PERT is applied for
Options
A. marketing programmes and advertising programmes
B. installation of machinery
C. research and development of products
D. all of these
Show Answer
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Correct Answer: all of these
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