Answer is:
A pinion
Explanation:
The bull gear in a shaper is driven by pinion.
![The bull gear in a shaper is driven by](https://mcqfinder.in/uploads/images/objective-questions/machinist-set-1-shaper/machinist-set-1-shaper-id-1-e.jpg)
Answer is:
Rocker arm and bull gear
![In a shaper, rotary motion is converted into reciprocating motion by means of](https://mcqfinder.in/uploads/images/objective-questions/machinist-set-1-shaper/machinist-set-1-shaper-id-2-e.jpg)
Answer is:
One forward and one return stroke
![One complete rotation of the bull gear in a shaper gives ram](https://mcqfinder.in/uploads/images/objective-questions/machinist-set-1-shaper/machinist-set-1-shaper-id-3-e.jpg)
Answer is:
Connecting rod
Answer is:
Return stroke
![Quick return mechanism is provided on shaper to reduce the time required for](https://mcqfinder.in/uploads/images/objective-questions/machinist-set-1-shaper/machinist-set-1-shaper-id-5-e.jpg)