Related Questions

A point on a connecting link (excluding end points) of a double slider crank mechanism traces a
A Straight line path
B Hyperbolic path
C Parabolic path
D Elliptical path
Any point on a link connecting double slider crank chain will trace a
A straight line
B circle
C ellipse
D parabola
The primary unbalanced force due to inertia of reciprocating parts in a reciprocating engine is given by (where m = Mass of reciprocating parts, $$\omega $$ = Angular speed of crank, r = Radius of crank, $$\theta $$ = Angle of inclination of crank with the line of stroke and n = Ratio of the length of connecting rod to radius of crank)
A $${\text{m}}{\omega ^2}{\text{r}}\sin \theta $$
B $${\text{m}}{\omega ^2}{\text{r}}\cos \theta $$
C $${\text{m}}{\omega ^2}{\text{r}}\frac{{\sin 2\theta }}{{\text{n}}}$$
D $${\text{m}}{\omega ^2}{\text{r}}\frac{{\cos2\theta }}{{\text{n}}}$$
The secondary unbalanced force due to inertia of reciprocating parts in a reciprocating engine is given by (where m = Mass of reciprocating parts, $$\omega $$ = Angular speed of crank, r = Radius of crank, $$\theta $$ = Angle of inclination of crank with the line of stroke and n = Ratio of the length of connecting rod to radius of crank)
A $${\text{m}}{\omega ^2}{\text{r}}\sin \theta $$
B $${\text{m}}{\omega ^2}{\text{r}}\cos \theta $$
C $${\text{m}}{\omega ^2}{\text{r}}\frac{{\sin 2\theta }}{{\text{n}}}$$
D $${\text{m}}{\omega ^2}{\text{r}}\frac{{\cos2\theta }}{{\text{n}}}$$
The velocity of piston in a reciprocating steam engine is given by (where $$\omega $$ = Angular velocity of crank, r = Radius of crank pin circle, $$\theta $$ = Angle turned by crank from inner dead center and n = Ratio of length of connecting rod to the radius of crank)
A $$\omega {\text{r}}\left( {\sin \theta + \frac{{\sin 2\theta }}{{\text{n}}}} \right)$$
B $$\omega {\text{r}}\left( {\cos\theta + \frac{{\cos2\theta }}{{\text{n}}}} \right)$$
C $${\omega ^2}{\text{r}}\left( {\sin \theta + \frac{{\sin 2\theta }}{{\text{n}}}} \right)$$
D $${\omega ^2}{\text{r}}\left( {\cos\theta + \frac{{\cos2\theta }}{{\text{n}}}} \right)$$
Which of the following is an inversion of a double slider crank chain?
A Oldham’s coupling
B Elliptical trammel
C Scotch yoke mechanism
D All of the mentioned
Which one of the following mechanisms is an inversion of double slider-crank chain?
A Elliptic trammels
B Beam engine
C Oscillating cylinder engine
D Coupling rod of a locomotive
________ is an inversion of Double slider crank chain.
A Coupling rod of a locomotive
B Scotch yoke mechanism
C Hand pump
D Reciprocating engine
The number of centers in a crank driven slider crank mechanism is
A 0
B 2
C 4
D 6
In a single slider crank chain
A each of the four pairs is a turning pair
B one is a turning pair and three are sliding pairs
C two are turning pairs and two are sliding pairs
D three are turning pairs and one is a sliding pair

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