Question

Which the statement not related to Four Bar Chain?
(A) The link which connects the crank and lever is called coupler.
(B) The link which makes a partial rotation or oscillates is known as lever or rocker
(C) The fixed link is known as Follower
(D) The shortest link, will make a complete revolution relative tothe other three links, such a link is known as crank or driver
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Answer 1

Answer:

correct answer is Option b

Answer 2

The fixed link is known as the follower is not related to the four-bar chain. (Option C)

• A four-bar chain is a set of links connected together and is the smallest, movable linkage.
• It is used for mechanical purposes and its parts include a coupler, a lever, a crank or driver, and a ground link.
• This mechanism is useful in rotary engines, creating rope climbing robots, compressors, etc.
• It has at least 1 degree of motion freedom.