Q.1
If the threads are cut on the outer surface of a solid rod, these are known as
  • a) internal threads
  • b) external threads
  • c) helix
  • d) none of the mentioned
Q.2
If the threads are cut on the internal surface of a hollow rod, these are known as
  • a) internal threads
  • b) external threads
  • c) helix
  • d) none of the mentioned
Q.3
The curve traced by a particle, while describing a circular path at a uniform speed and advancing in the axial direction at a uniform rate is known as
  • a) internal threads
  • b) external threads
  • c) helix
  • d) none of the mentioned
Q.4
The distance from a point of a screw to a corresponding point on the next thread, measured parallel to the axis of the screw is the
  • a) helix
  • b) pitch
  • c) lead
  • d) none of the mentioned
Q.5
The distance, a screw thread advances axially in one turn is known as the
  • a) helix
  • b) pitch
  • c) lead
  • d) none of the mentioned
Q.6
The distance between the top and bottom surfaces of a thread is known as
  • a) depth of thread
  • b) pitch
  • c) lead
  • d) none of the mentioned
Q.7
The lead of a screw is equal to its pitch, it is known as
  • a) depth of thread
  • b) single threaded screw
  • c) lead
  • d) none of the mentioned
Q.8
If more than one thread is cut in one lead distance of a screw, it is known as
  • a) depth of thread
  • b) single threaded screw
  • c) multi threaded screw
  • d) none of the mentioned
Q.9
The nominal diameter of a screw thread is also known as
  • a) root diameter
  • b) minor diameter
  • c) outside diameter
  • d) none of the mentioned
Q.10
The core diameter of a screw thread is also known as
  • a) outside diameter
  • b) root diameter
  • c) major diameter
  • d) none of the mentioned
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