Figure 1 below is a diagram showing two cars, A & B, travelling along a straight road, and also a stationary observer at the side of the road (in bottom left-hand corner). Assume that moving from the left to the right along the road is in the positive direction and that moving from right to left the negative direction. A B Figure 1. Cars travelling along a road In each of the following scenarios, the velocities of each car are provided. Determine the velocities of Car A, Car B and the Observer from the perspective of (a) the Observer, (b) Car A and (c) Car B: VELOCITY (km/hr) 0 30 SCENARIO OBJECT Observer Car A

Figure 1 below is a diagram showing two cars, A & B, travelling along a straight road, and also a stationary observer at the side of the road (in bottom left-hand corner). Assume that moving from the left to the right along the road is in the positive direction and that moving from right to left the negative direction. A B Figure 1. Cars travelling along a road In each of the following scenarios, the velocities of each car are provided. Determine the velocities of Car A, Car B and the Observer from the perspective of (a) the Observer, (b) Car A and (c) Car B: VELOCITY (km/hr) 0 30 SCENARIO OBJECT Observer Car A

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

Dynamics: Particle kinematics Block B moves downward with a constant velocity of 20 mm/s. At t = 0, block A moves upward with constant acceleration and its velocity is 30 mm/s. If it is known that at t = 3 s the sliding block C has moved 57 mm to the right, determine: (a) the velocity of the sliding block C at t = 0. b) the accelerations of A and C c) the change in the position of block A after 5 s.
Question 4: A particle is thrown into air with initial speed vo making angle 0 with the horizontal as shown in Figure 1. The gravitational acceleration g and a constant acceleration a, due to a wind act on the particle. Find the range of the motion. aw Figure 1 Select one: vž sin 0 cos 0 2auvž sin? 0 9? 2a v sin? 0 g? vž sin(20) -203 sin 0 cos e awvó sin(20) 2g2 2v3 sin 0 cos 0 auv sin(20)
A four-bar mechanism is used to transmit power to slider E. Link AC rotates counterclockwise at 100 rpm. A and B are fixed points. The following linkages are measured in cm: AC=35, AB=70, CD=45, BD=45, DE=40. Find the instantaneous velocity of slider E in cm/s 1.Draw the mechanism in appropriate scale on your paper2. Find the instantaneous linear velocity of C3. Find a point on your paper to draw the velocity polygon and scale the magnitude of the computed linearvelocity4. Use the relative velocity equation for finding the linearvelocity of D; ? = ? + ?? ? ?/?5. Remember that although the magnitudes are unknown, their directions can be identified6. Obtain the magnitudes of the unknown velocities from the velocity polygon7. For Link DE, repeat the process by using ? = ? + ??the line as much as needed8. Remember that E is a SLIDER therefore it can only goin the direction where its movement is not constrained? . Add the vector ? to the head of ? and extend?/? ?/??
Show all working explaining detailly each step Answer must be typewritten with a computer keyboard! Answer Qi, ii
Question 3: Kinematics The position vector of a particle is given as function of time as r = (3t³î - 4t²ĵ+ 5tk) m. If the particle started moving from rest at = (3î+ 4ĵ- 5k) m and that t is in second, determine the: (a) (b) (c) displacement vector and its magnitude after time t = 3 s vecocity vector and its magnitude after time t = 3 s acceleration vector and its magnitude after time t = 3 s Ret
B 30° 8 m 1m D figure 2 A particle shown in figure 2 is launched at point 'A' with height of 1 meter from the ground with velocity vo = 25 m/s at an angle of 30°. The particle needs to reach point 'B' which is 8 m from the ground. Determine: There are two possible flight time (t) to reach the point 'B' from point 'A'. Enter the first flight time (t1) in second (s)
Dynamics
The motion of a robotic arm is described by polar coordinates: r= t3 e = cos (t) where t is the time in seconds. What is the acceleration in r-axis direction when t = 2 s?
Dynamics
With the acceleration shown in the figure below, a particle moves in a straight line motion. Plot the v-t and s-t graphs if the particle’s motion starts from the origin with an initial velocity of −14 ??/?. Also, determine the particle’s maximum value velocity and its position coordinate.
Learning outcome Fundamental.4 evaluation For the problem related to Fundamental.4, a sketch of the considered system showing and naming (or numbering) every part of the system considered, the respective velocity and acceleration of each, and the frame of reference considered is mandatory. Its absence will automatically make the problem false. At the instant observed below 0 =34°, =9°. 3 ft 2 ft 0 $ A WAB B What must be the angular velocity of the link AB, WAB in rad.s¹ if the linear velocity of C is 4 ft.s¹¹
The motion between a pair which takes place in is known as incompletely constrained motion no movement more than single direction less than single direction O fixed in all directions