Allied & ICAR Exam Bank • ALLIED_0811 NAT • 2 Marks

Section 2: Farm Machinery

Machine Design

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

Question Statement:

A roller chain drive connects a 16-tooth driving sprocket ($z_1 = 16$) to a 48-tooth driven sprocket ($z_2 = 48$). The speed ratio $z_2 / z_1$ is:

Answer Key:

3.0

Step-by-Step Solution & Explanation

Speed ratio $= 48 / 16 = 3.0$.
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