The driving crank AB of the quick-return mechanism, as shown in Fig. below, revolves at a...

Transcribed Image Text:

The driving crank AB of the quick-return mechanism, as shown in Fig. below, revolves at a uniform speed of 200 r.p.m. Find the velocity and acceleration of the tool-box R, in the position shown, when the crank makes an angle of 60° with the vertical line of centers PA. What is the acceleration of sliding of the block at B along the slotted lever PQ? 500 R 150 60 B 75 375 200 All dimensions in mm. The driving crank AB of the quick-return mechanism, as shown in Fig. below, revolves at a uniform speed of 200 r.p.m. Find the velocity and acceleration of the tool-box R, in the position shown, when the crank makes an angle of 60° with the vertical line of centers PA. What is the acceleration of sliding of the block at B along the slotted lever PQ? 500 R 150 60 B 75 375 200 All dimensions in mm.

Answer rating: 100% (QA)

NBA 200 rpm or wBA 27 x 20060 2095rads AB 75 mm Given 0075 m We know that velocity of B with respect ... View the full answer