Allied & ICAR Exam Bank • ALLIED_2831 NAT • 2 Marks

Section 2: Farm Machinery

Farm Machinery

Subtopic: Soil tillage

Question Statement:

In a disc plow with disc diameter $D = 66\text{ cm}$, the disc angle $\alpha$ (angle between disc plane and line of travel) typically ranges from $42^\circ$ to $45^\circ$. The tilt angle $\beta$ (angle between disc plane and vertical) in degrees is typically around:

Answer Key:

20

Step-by-Step Solution & Explanation

Standard disc plow tilt angle is between $15^\circ$ and $25^\circ$ (nominally $20^\circ$) to facilitate ground penetration.
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