Question29:-Herringbone gears are used to
A:-To counter balance the end thrust
B:-To increase axial thrust
C:-Connect two non-intersecting shafts
D:-None of these
Correct Answer:- Option-A
Question30:-Provision of fins on a given heat transfer surface will be more if there are
A:-Fewer number of thick fins
B:-Fewer number of thin fins
C:-Large number of thin fins
D:-Large number of thick fins
Correct Answer:- Option-C
Question31:-A good refrigerant should have
A:-High latent heat of vaporization and low freezing point
B:-High operating pressure and freezing point
C:-High specific volume and high latent heat of vaporization
D:-Low COP and low freezing point
Correct Answer:- Option-A
Question32:-In value engineering the term value refers to
A:-Relation between function and cost
B:-Relation between cost and efficiency
C:-Market Value
D:-Relation between productivity and cost
Correct Answer:- Option-A
Question33:-Which of the following plans guarantee minimum wage to a works and bonus based on fixed percentage of time
saved?
A:-Gantt plan
B:-Halsey plan
C:-Powan plan
D:-Bedaux plan
Correct Answer:- Option-C
Question34:-Addition of which of the following improves machining of copper?
A:-Sulphur
‘Vanadium
in
D:-Zinc
Correct Answer:- Option-A

Question35:-The curve traced by a point on the circumference of a circle which rolls along the inside of a fixed circle is
known as

A:-Epicycloids
B:-Hypocycloid
C:-Cardioids
D:-Involutes
Correct Answer:- Option-B
Question36:-In gear hobbing
A:-Only hob rotates
B:-Only gear blank
C:-Both hob and gear blank rotate
D:-Neither hob nor gear blank rotates
Correct Answer:- Option-C
Question37:-The buckling load will be maximum for a column if
A:-One end of the column is clamped and the other end is free
B:-Both ends of the column are clamped
C:-Both ends of the column are hinged
D:-One end of the column is hinged and the other end is free
Correct Answer:- Option-B
Question38:-Reference fuels for knock rating of SI engine fuels would include
A:-lso-octane and alpha methyl naphthalene
B:-Normal octane and aniline