Machine Design - Interview Questions | Exam2Win

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91. Fibrous fracture occurs in

A. ductile material

B. brittle material

C. elastic material

D. hard material

E. all of the above.

Explanation:

92. An alien bolt is

A. self locking bolt

B. same as stud

C. provided with hexagonal depression in head

D. used in high speed components

E. provided with countersunk head.

Explanation:

93. Transverse fillet welded joints are designed for

A. tensile strength

B. compressive strength

C. shear strength

D. bending strength

E. torsional strength.

Explanation:

94. A self locking screw has

A. fine threads

B. coarse threads

C. coefficient of friction > tangent of load angle

D. hole for inserting split pin

E. two nuts for locking.

Explanation:

95. Ball bearing type screws are found in following application

A. screw jack

B. aeroplane engines

C. crane

D. steering mechanism

E. bench vice.

Explanation: