Allied & ICAR Exam Bank • ALLIED_1985 MCQ • 2 Marks

Section 8: General Aptitude

Analytical & Spatial Aptitude

Subtopic: Spatial Reasoning & 3D Representations

Question Statement:

In a right-handed screw thread, in which direction does the screw advance into a fixed nut when turned clockwise (viewed from the head of the screw)?

Options:

  • (A) Away from the observer (into the nut)
  • (B) Towards the observer (out of the nut)
  • (C) It does not advance axially
  • (D) Perpendicular to the screw axis

Answer Key:

A

Step-by-Step Solution & Explanation

By the standard right-hand rule, clockwise rotation of a right-handed screw drives it forward into the nut (away from the observer).
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