MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Machine Kinematics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
How many cylinders are there in Gnome engine? |
| A. | 4 |
| B. | 5 |
| C. | 6 |
| D. | 7 |
| Answer» E. | |
| 2. |
Which of the following mechanism is used to convert reciprocating motion into rotary motion? |
| A. | Whitworth quick return motion mechanism |
| B. | Oscillating cylinder engine |
| C. | Crank and slotted lever quick return motion mechanism |
| D. | Gnome engine |
| Answer» B. Oscillating cylinder engine | |
| 3. |
In Whitworth quick return motion mechanism, the driving crank is under an accelerated motion |
| A. | True |
| B. | False |
| Answer» C. | |
| 4. |
Which of the following mechanism is mostly used in shaping and slotting machines? |
| A. | Whitworth quick return motion mechanism |
| B. | Bull engine |
| C. | Crank and slotted lever quick return motion mechanism |
| D. | Gnome engine |
| Answer» B. Bull engine | |
| 5. |
Find the length of stroke if the length of the slotted bar is 0.45m and LOS passes through the free end of the lever. Length of driving crank = 0.12m, distance between fixe centres = 0.24m. Crank and slotted lever quick return motion mechanism. |
| A. | 450mm |
| B. | 400mm |
| C. | 500mm |
| D. | 475mm |
| Answer» B. 400mm | |
| 6. |
Find the ratio of the time of cutting to the time of return stroke from the following information: In a crank and slotted lever quick return motion mechanism, the distance between the fixed centres is 0.240 m and the length of the driving crank is 0.120 m. |
| A. | 3 |
| B. | 4.5 |
| C. | 3.2 |
| D. | 2 |
| Answer» E. | |
| 7. |
Find the inclination of the slotted bar with the vertical in degrees in the extreme position from the following information: In a crank and slotted lever quick return motion mechanism, the distance between the fixed centres is 0.240 m and the length of the driving crank is 0.120 m. |
| A. | 30 |
| B. | 45 |
| C. | 60 |
| D. | 75 |
| Answer» B. 45 | |
| 8. |
Find the ratio of the time of cutting to the time of return stroke from the following information: A crank and slotted lever mechanism used in a shaper has a centre distance of 0.300 m between the centre of oscillation of the slotted lever and the centre of rotation of the crank. The radius of the crank is 0.120 m. |
| A. | 1.72 |
| B. | 1.65 |
| C. | 1.81 |
| D. | 1.79 |
| Answer» B. 1.65 | |
| 9. |
Bull engine is an inversion of single slider crank chain. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 10. |
A single slider crank chain is a _______ |
| A. | 4-link mechanism |
| B. | 3-link mechanism |
| C. | 2-link mechanism |
| D. | 6-link mechanism |
| Answer» B. 3-link mechanism | |