A slider-crank mechanism is used to convert a rotary motion to a translation motion. Referring to Figure Q1, link BA is rotating counter-clockwise with angular velocity o, and angular acceleration ä, that causes the slider C to slide horizontally with the velocity Ve, and acceleration āc, as shown. Given at that instant: e = 30 degree B = 60 degree o = 6 rad/s ā = 2.5 rad/s LA = 0.3 m Lac = 0.7 m (a) Determine the angular velocity, the angular acceleration of link BC and the velocity and acceleration of slider C. (b) If we shorten link BC, is the slider C speed faster or slower? Justify your answer. B A C h

A slider-crank mechanism is used to convert a rotary motion to a translation motion. Referring to Figure Q1, link BA is rotating counter-clockwise with angular velocity o, and angular acceleration ä, that causes the slider C to slide horizontally with the velocity Ve, and acceleration āc, as shown. Given at that instant: e = 30 degree B = 60 degree o = 6 rad/s ā = 2.5 rad/s LA = 0.3 m Lac = 0.7 m (a) Determine the angular velocity, the angular acceleration of link BC and the velocity and acceleration of slider C. (b) If we shorten link BC, is the slider C speed faster or slower? Justify your answer. B A C h

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Similar questions

At a given moment four link mechanism OABO1, is in the position shown on the figure and OA=AB=AO1=3√ 2 m.Link OA rotates at constant angular velocity ω1= 5 s−1.Find the angular velocity ω3 and angular acceleration α3 of link O1B.
If at the instant shown in Problem, the crankshaft AB has an angular velocity of 2000 rpm in a counterclockwise direction, what is the acceleration of the piston due to the torque M and the force exerted by the fuel mixture and air?
At that instant shown below, Q2F= 15 inch, Q4B= 14 inch, Q4D= 6 inch, Q4E= 15 inch, Q2Q4= 15 inch. The crank Q4D is rotating uniformly counterclockwise at 150 rpm. Find the absolute instantaneous linear velocity in fps of point F and E and the absolute instantaneous angular velocity in rpm of the variable length crank Q2F. (USE RELATIVE VELOCITY METHOD). ?= 40
The device in the figure, B and C are pins, the center disk C rolls without sliding on the contact D, and the bar 4 slides inside the guide 5, whose pin A is mounted on the bar OB. Angular velocity ω1 and a known angular acceleration ?1 are known. At the instant shown, find: a) The angular velocity of the bar 4 b) The angular acceleration of bar BC Data: OA = ?, AB = 2?
In the mechanism shown below, link AB rotates at a constant angular velocity of 1.5 rad per sec counterclockwise. What is the acceleration of C along the channel? Assume the positive direction to be upwards and to the right.
In the given figure, A link OB is rotating with a constant angular velocity of 2 rad/s in counter clockwise direction and there is a block is sliding radially outward on it with an uniform velocity of 0.75 m/s with respect to the rod, If OA = 1m , find the magnitude of the absolute acceleration of the block at location A ?
In the figure shown, the pivoted right link AB carries a pin P whose position is controlled by horizontal slotted bar. At the instant that y=2in, the slotted bar is moving upward at a constant velocity of 4 ips. What is then the x-components of the velocity and acceleration of the pin P?
(Three-Dimensional Motion) The figure below represents a pair of bevel gears A and B. Gear A rotates in ahorizontal plane about a vertical axis at O. Gear B rotates around the shaft OC,which in turn rotates about the terminal axis at O. At the instant shown, theangular velocity of the shaft OC is 10j rad/sec, and gear A is stationary. Deter-mine the angular velocity of gear B, and the velocity of a point D at the top ofgear B.
In a four-bar chain ABCD. AD is fixed and is 150mm long. The crank AB is 90 mm long and rotates at 120 rpm clockwise while the link CD is 80 mm long and oscillates about D. BC and AD are of equal length. Find the angular velocity of link CD, when angle BAD = 60O. a) Draw the configuration diagram in appropriate scale. b) Determine the angular velocity (ωAB). c) Determine the linear velocity (Vba) d) Draw the velocity diagram in appropriate scale. e) Determine the linear velocity (Vcb), , and f) the angular velocity (ωcd)
Consider the slider-crank mechanism shown. Crank AB is 0.500 m long and is rotating counterclockwise at 3.00 rad/s. Rod BD is 1.500 m long. 1. Which of the following gives the closest value of the speed of end B of crank AB? 2. If crank AB is rotating at a constant angular velocity, which body/bodies is/are in general plane motion?
2. Q2A = 8in ; Q3B = 4in ;Q2Q3 =3.75in. The crank Q2A rotates uniformly CW at a speed of 90 rpm. Find the absolute linear acceleration of point B.
Crank CB rotates about the horizontal axis with an angular velocity ω1 = 6 rad/s which is constant for a short interval of motion which includes the position shown in figure 1. Link AB has a ball-and-socket fitting on each end and connects crank DA with CB. Let the length of crank CB be d mm. and plot ω2 , ωnx , ωny , ωnz , and ωn as a function of d for 0 ≤ d ≤ 200 mm. The variable ω2 is the angular velocity of crank DA while ωn is the angular velocity of link AB. What are the magnitudes of ω2 and ωn when d is 150 mm?