Related Questions

Which of the following is the commonly used type of electromagnets ?
A Flat-faced armature type
B Horse shoe type
C Flat-faced plunger type
D All of the above
_________ electromagnets generally function as holding magnets.
A Tractive
B Portative
C Either of the above
D None of the above
The design of electromagnets is based upon which of the following fundamental equations ?
A Force equation
B Magnetic circuit equation
C Heating equation
D Voltage equation
E All of the above
Material used for construction of transformer core is usually
A wood
B copper
C aluminium
D silicon steel
A ferrite core has less eddy current loss than an iron core because
A Ferrites have high resistance
B Ferrites are magnetic
C Ferrites have low permeability
D Ferrites have high hysteresis
These maps are used to plan construction projects that locate construction features so they fit the topography of the area:
A Subdivision plats
B Landscape maps
C Structural topography maps
D Structure location plans
Which of the following is the costliest material of construction used in pressure vessel construction?
A Low alloy steel
B Lead
C Titanium
D High alloy steel
Klein's construction gives a graphic construction for
A Slider-crank mechanism
B Velocity polygon
C Acceleration polygon
D Four bar chain mechanism
The core used in high frequency transformer is usually
A copper core
B cost iron core
C air core
D mild steel core
Identify the error: Superior to all (i) "others" woods (ii) for shipbuilding . teak is (ii) "also" used for (v) furniture" flooring . and general construction
A (i)
B (ii)
C `(iii)
D (iv )

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