291) Which of the following mechanisms produces mathematically an exact straight line motion

Grasshopper mechanism

Watt mechanism

Peaucellier's mechanism

Tchabichiff mechanism

Answer is:

Peaucellier's mechanism

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292) In a mechanism, usually one link is fixed.If the fixed link is changed in a kinematic chain, then relative motion of other links

will remain same

will change

could change or remain unaltered depending oh which link is fixed

will not occur

Answer is:

will remain same

293) A kinematic chain requires at least

2 links and 3 turning pairs

3 links and 4 turning pairs

4 links and 4 turning pairs

5 links and 4 turning pairs

Answer is:

4 links and 4 turning pairs

294) In a darg link quick return mechanism, the shortest link is always fixed. The sum of the shortest and longest link is

equal to sum of other two

greater than sum of other two

less than sum of other two

there is no such relationship

Answer is:

less than sum of other two

295) The following is the inversion of slider crank chain mechanism

Whitworth quick return mechanism

hand pump

oscillating cylinder engine

all of the above

Answer is:

all of the above

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291) Which of the following mechanisms produces mathematically an exact straight line motion

Peaucellier's mechanism

Theory of Machines MCQ with Answers

Related Theory of Machines MCQ with Answers

292) In a mechanism, usually one link is fixed.If the fixed link is changed in a kinematic chain, then relative motion of other links

will remain same

293) A kinematic chain requires at least

4 links and 4 turning pairs

294) In a darg link quick return mechanism, the shortest link is always fixed. The sum of the shortest and longest link is

less than sum of other two

295) The following is the inversion of slider crank chain mechanism

all of the above

Theory of Machines MCQ with Answers