Correct Answer:- Option-D
Question88:-Polar moment of inertia of a circular shaft of radius ris given by
A (pir~ay(32)
B:-(pir~4)/(64)
മ്മ്‌
D:- (pir~4)/(16)
Correct Answer:- Option-C
Question89:-The purpose drawing the funicular polygon is to find
A:-The magnitude of the resultant
B:-Direction of the resultant
C:-The point at which resultant Acts
D:-All of the above
Correct Answer:- Option-D
Question90:-The phenomenon by which a material under tensile load continues to elongate slowly at a high temperature is
known as
A:-Fatigue
B:-Resilience
C:-Creep
D:-Plasticity
Correct Answer:- Option-C
Question91:-Intermnal resistance set பற per unit area to resist deformation is known as
A:-Creep
B:-Resilience
C:-Strain
D:-Unit stress
Correct Answer:- Option-D
Question92:-Poisson's ratio is defined as The ratio of
A:-Shear stress to shear strain
B:-Lateral stress to lateral strain
C:-Lateral strain to longitudinal strain
D:-Lateral strain to longitudinal stress
Correct Answer:- Option-C
Question93:-Which of the following should be followed for fuel efficient driving habit?
A:-steady driving
B:-avoid frequent braking
C:-speed range between 35-50 kmph
D:-all of the above
Correct Answer:- Option-D
Question94:-A fluid flow is said ‏ما‎ be laminar if the Reynolds number is less than
A:-2000
B:-1500
C:-2500
D:-4000
Correct Answer:- Option-A
Question95:-Hydraulic mean depth (m} is given by
കവ?
B:-P/A
ഛോ?
D:-1/AP
Correct Answer:-Question Cancelled
Question96:-Surge tank in a pipe line is used to
A:-reduce loss of head
B:-make flow uniform
C:-relieve the pressure due to water hammer
D:-none of the above
Correct Answer:- Option-C
Question97:-If the head of a turbine is more than 300 m then the turbine used should be
கரா
B:-Kaplan