Related Questions

An instrument to be used for measurement and control should preferably have
A Dead zone and dead time
B Linear output and fast response
C Non-linear output
D A highly damped response
Which of the following sections should preferably be used at places where torsion occurs?
A Angle section
B Channel section
C Box type section
D Any of the above
Angle of inclination of the lacing bar with the longitudinal axis of the column should preferably be between
A 10° to 30°
B 30° to 40°
C 40° to 70°
D 90°
A raingauge should preferably be fixed
A near the building
B under the tree
C in an open space
D in a closed space
Air intake for an air compressor should be preferably taken from
A A site, where cooling towers are located nearby
B A site, where open coal yard in located nearby
C An air conditioned room maintained at a temperature of 18°C
D An outside atmosphere at 10°C
Holes for rivetting purposes should be preferably made by
A Cutting torch
B Drilling
C Punching
D None of these
High pressure fluid in a shell and tube heat exchanger should preferably be routed through the
A Tubes to avoid the expansion of high pressure shell construction
B Shell side for smaller total pressure drop
C Shell side, if the flow is counter-current and tube side if the flow is co-current
D Shell side for large overall heat transfer co-efficient
Pits, formed by the deflating action of wind are called
A Playa
B Yardang
C Blowouts
D Sand dune
Which of the following can store information in the form of microscopic pits on metal disks.
A Laser disks
B Tape cassettes
C RAM cartridge
D Punched cards
E None of the above
Erosion and pits formation on the impeller of a centrifugal pump may be due to
A Cavitation
B Low speed of impeller
C Its operation with delivery valve closed for considerable time after starting the pump
D Off centering of pump with motor

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