Multiple Choice Questions (MCQ) on Simple Mechanisms
According to _______ law for a four bar mechanism, for continuous relative motion, the sum of lengths of the shortest and longest link should not be greater than sum of lengths of other two links.
- Grubler’s
- Grashof’s
- Whitworth’s
- Oldham’s
(Ans:b)
The crank and lever mechanism will produce
- Translating motion
- Rotary motion
- Oscillating motion
- Zig-zag motion
(Ans:c)
The double crank mechanism is used in
- Coupling rod of a locomotive
- Beam engine
- Pantograph
- Watt’s indicator mechanism
(Ans:a)
Which of the following is double lever mechanism?
- Coupling rod of a locomotive
- Beam engine
- Pantograph
- Watt’s indicator mechanism
(Ans:c)
Which of the following is an inversion of four bar kinematic chain?
- Beam engine
- Reciprocating engine
- Oscillating engine
- Rotary engine
(Ans:a)
Which of the following is an inversion of single slider crank chain?
- Beam engine
- Reciprocating engine
- Scotch yoke mechanism
- Elliptical trammel
(Ans:b)
Which of the following is an inversion of double slider crank chain?
- Beam engine
- Reciprocating engine
- Whitworth quick return motion mechanism
- Elliptical trammel
(Ans:d)
Which of the following mechanism is used to connect two parallel shaft when distance between them is small?
- Scotch yoke mechanism
- Oldham,s coupling
- Whitworth quick return motion mechanism
- Elliptical trammel
(Ans:b)
Scotch yoke mechanism is used to convert rotary motion into
- Translating motion
- Rotary motion
- Oscillating motion
- Zig-zag motion
(Ans:a)
If crank is fixed in single slider crank chain, we get
- Rotary engine
- Beam engine
- Reciprocating engine
- Oscillating engine
(Ans:a)
The oscillating cylinder engine can be obtained by fixing
- Lever
- Connecting rod
- Crank
- Slider
(Ans:b)