How many centers are present in a crank-driven slider-crank mechanism?

Theory of Machines MCQs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

PPSCFPSCNTSPakistan govt jobs
Subject
Theory of Machinesmechanical-engineering-mcqs › theory-of-machines
Published
25 Jan 2019
Last updated
28 May 2026

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Explanation

In a crank-driven slider-crank mechanism, there are exactly two centers of rotation. Other options such as zero, four, six, or a variable number do not accurately represent the mechanism's kinematic structure.

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