A. direction of twist of wires in strands is opposite to the direction of twist of strands
B. direction of twist of wires and strands are same
C. wires in two adjacent strands are twisted in opposite direction
D. wires are not twisted
E. none of the above
Related Mcqs:
- Resilience of a material is important, when it is subjected to________________?
A. combined loading
B. fatigue
C. thermal stresses
D. wear and tear
E. shock loading - The notch angle of the Izod impact test specimen is________________?
A. 10°
B. 20°
C. 30°
D. 45°
E. 60°. - Stress concentration is caused due to_____________________?
A. variation in properties of material from point to point in a member
B. pitting at’points or areas at which loads on a member are applied
C. abrupt change of section
D. all of the above
E. none of the above - In nitrated parts, the origins of the fatigue cracks will occur at__________________?
A. surface
B. just below the surface
C. within the core
D. could occur anywhere
E. none of the above - For applications involving high stresses in one direction only the following type of thread would be best suited______________________?
A. ISO metric thread
B. acme thread
C. square thread
D. buttress thread
E. British Association thread - A key made from a cylindrical disc having segmental cross-section, is known as______________?
A. wood-ruff key
B. feather key
C. flat saddle key
D. gib head key
E. hollow saddle key - If two springs are in parallel then their overall stiffness will be_______________?
A. half
B. same
C. double
D. unpredictable
E. none of the above - The shock absorbing capacity of a bolt can be increased by___________________?
A. tightening it properly
B. increasing shank diameter
C. grinding the shank
D. using washer
E. making shank diameter equal to core diameter of thread - Gear box is used___________________?
A. to produce torque
B. for speed reduction
C. to obtain variable speeds
D. to increase efficiency of system
E. to damp out vibrations - A key capable of tilting in a recess milled out in a shaft is known as______________________?
A. wood-ruff key
B. feather key
C. flat saddle key
D. gib head key
E. hollow saddle key
