Allied & ICAR Exam Bank • ALLIED_2783 MCQ • 1 Mark

Section 2: Farm Machinery

Machine Design

Subtopic: Design and selection of machine elements – gears, pulleys, chains and sprockets and belts

Question Statement:

In flat belt drives, crowning of pulleys is primarily provided to:

Options:

  • (A) Prevent the belt from running off the pulley face
  • (B) Increase the belt tension automatically
  • (C) Reduce belt slip to zero
  • (D) Decrease the centrifugal tension

Answer Key:

A

Step-by-Step Solution & Explanation

Crowning gives a slight convex contour to the rim so that centrifugal centering forces keep the belt tracking along the central line.
← Previous (ALLIED_2782) Next (ALLIED_2784) →

Practice In Authentic CBT Exam Interface

Test your skills under authentic timed conditions with live scoring and AIR percentile ranking.

Launch CBT Mock Test