Allied & ICAR Exam Bank • ALLIED_2821 MCQ • 1 Mark

Section 2: Farm Machinery

Machine Design

Subtopic: Measurement of force, stress, torque, speed, displacement and acceleration on machine elements – shafts, couplings, keys, bearings and knuckle joints

Question Statement:

In a knuckle joint connecting two rods under axial load, the pin is subjected to:

Options:

  • (A) Double shear and bending
  • (B) Pure single shear
  • (C) Pure torsion
  • (D) Direct hoop stress

Answer Key:

A

Step-by-Step Solution & Explanation

The knuckle pin experiences double transverse shear at the two interfaces between fork and eye, combined with bending moment across the span.
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