Related Questions

The centrifugal casting method, is used for casting articles of
A Symmetrical shape about vertical axis
B Symmetrical shape about horizontal axis
C Irregular shape
D Nonferrous metal only
A casting defect which results in general enlargement of a casting is known as
A Shift
B Sand wash
C Swell
D Scab
A casting defect which occurs near the ingates as rough lumps on the surface of a casting is known as
A Shift
B Sand wash
C Swell
D Scab
The main disadvantage of the two-hole directional coupler is
A Poor directivity
B Narrow bandwidth
C High standing wave ratio
D Low directional coupling
Directional relays are based on flow of
A power
B current
C voltage wave
D all of the above
The following type of bonding is strongly directional in solids.
A Vander Waal's
B Ionic
C Metallic
D Covalant
The Network topology that supports bi-directional links between each possible node is
A Ring
B Star
C Tree
D Mesh
Light beam which is highly directional is called:
A Eraser
B Grazer
C Maser
D Laser
What is the name of the network topology in which there are bi-directional links between each possible node?
A Ring
B Star
C Tree
D Mesh
E None of the above
What is the type of welding defect caused due to shrinkage during solidification and by weld stresses called?
A Incomplete fusion
B Lamellar tearing
C Mismatch
D Shrinkage void

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