The truck travels along a circular road that has a radius=810 m at a speed=54 m/s. For a short distance when t = 0, its speed is then increased by the rate a= 0.3t m/s?tangential acceleration ( m/s² ) at t=18 snormal acceleration at t=18 sа. 3.996b. 5.796c. 7.596d. 11.196e. 12.996moved distance t=18 sa. 1263.6b. 1020.6c. 1506.6d. 1992.6e. 1182.6angle between velocity and acceleration at t=18 s

Given, Radius, R=810mSpeed, u=54m/sTangential acceleration,at=0.3t m/s2t=18sWe know…

The truck travels along a circular road that has a radius=810 m at a speed=54 m/s. For a short distance when t = 0, its speed is then increased by the rate a= 0.3t m/s? tangential acceleration ( m/s? ) at t=18 s normal acceleration at t=18 s O a. 3.996 O b. 5.796 O c. 7.596 O d. 11.196 e. 12.996 moved distance t=18 s O a. 1263.6 O b. 1020.6 O c. 1506.6 O d. 1992.6 O e. 1182.6

The truck travels along a circular road that has a radius=810 m at a speed=54 m/s. For a short distance when t = 0, its speed is then increased by the rate a= 0.3t m/s? tangential acceleration ( m/s? ) at t=18 s normal acceleration at t=18 s O a. 3.996 O b. 5.796 O c. 7.596 O d. 11.196 e. 12.996 moved distance t=18 s O a. 1263.6 O b. 1020.6 O c. 1506.6 O d. 1992.6 O e. 1182.6

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

A motorcycle starts at t = 0 on a circular track of radius p = 400m. The tangential component of the acceleration in m/2 is a, = 2 + 0.2t. Determine the magnitude of the acceleration at t = 10s. a. 4 b. 2.25 c. 4.6 d. 4.2
Question 2 : A bead M slides without friction on a rigid wire ( T ) . This rigid wire rotates around the Z axis of a fixed reference frame R ( O , x , y , z ) with constant angular velocity vectorok . A rotating reference frame R ' ( 0 ' = 0 , üük ) is attached to the rigid wire ( T ) . a) Determine the velocity and acceleration vectors of the bead M with respect to the rotating frame R' given that its position vector is : 7 - OM - ae , where a is positive constant. b) Determine the fictitious forces applied to the bead M in the rotating frame R. c) Given that the normal force exerted on the bead M by the rigid wire is: N = N+ NK. By applying the 2nd Law of Newton in the rotating frame R", deduce the components N and N
Advanced Applied Mathematics - Circular Motion 1. When an airplane touches down at 1 = 0, a stationary wheel is subjected to a constant angu- lar acceleration a = 110 rad/s until / = 1 s. (a) What is the wheel's angular velocity at t = 1 s? (b) At 1 = 0, the angle 0 = 0. Determine 9 in radians and in revolutions at / = 1 s. 2. A small box B of mass mkg is placed on a rough horizontal rotating disc. B is metres from the centre of rotation as shown in Fig. 1 below. The coefficient of friction between the disc and B is u. Find, in terms of u, r and g, the maximum speed v that can be given to B without it slipping. 3. One end of a light inextensible string of length L metres is attached to a fixed point C. A small brass hall Ro
4. A weight, attached to a cord, is travelling on a smooth circular table. A cord is pulling the weight radially inward with a constant velocity of 5 cm/s. There are no forces in the 8-direction, so a = 0. 0 = 10 rad/s r=20cm 5 cm/s a. At the time shown on the figure, what is the radial component of acceleration? b. What is the angular acceleration, ö, of the block? (Hint: a = 0, but 0 +0)
3) Link AB of a robotic arm is rotating at a constant speed of 4 rad/s, while link BC is rotating at 5 rad/s, a speed that is increasing at the rate of 2 rad/s². Find the magnitudes of the velocity and acceleration of point C when AB is vertical and BC is horizontal, as shown here. 2.0 ft 1.5 ft B WAB A WBC = 5 rad/s αBC = 2 rad/s² = 4 rad/s C
The truck travels along a circular road that has a radius=10 m at a speed%32 m/s. For a short distance when t = 0, its speed is then decreased by the rate a= 0.1v m/s? tangential acceleration ( m/s² ) at t=5 s normal acceleration at t=5 s a. 0.53576 b. 0.14715 c. 0.93576 d. 0.33576 e. 1.73576 distance to stop а. 20 b. 16 с. 12 d. 8 е. 24 total acceleration at t=5 s
PROBLEM 2.1 A car is traveling due west at 20.0 m/s. Find the velocity of the car after 3.00 s if its acceleration is 1.0 m/s² due west. Assume that the acceleration remains 1. constant. 17.0 m/s west 23.0 m/s west c. 17.0 m/s east d. 23.0 m/s east а. b.
Gear A with radius 0.018 m is moving with velocity wn = 0.12 rad/s clockwise, with a constant angular acceleration aa = 0.07 rad/s?. B and D are rigidly attached to each other and the radius of B is 0.24m and the radius of D is 0.09m. The weight of the block Cis 191 Newtons. Determine the time in seconds that it takes block C to move up 9 meters. Also answer the following at exactly that time: 1. Draw the complete and clear FBD of the block C. Indicate two sides of the FBD with all forces and mass x accelerations, label all of them. 2. Find the velocity of point P and find the acceleration of point P that belongs to B 3. Find the number of rotations of B. 4. Find the acceleration of C; then, determine the tension in the rope from the FBD of C.
Consider the portion of an excavator shown. At the instant under consideration, the hydrauliccylinder is extending at a rate of 7 in./sec, which is decreasing at the rate of 3 in./sec every second. Simultaneously, the cylinder is rotating about a horizontal axis through O at a constant rate of 10 deg/sec. Determine the velocity v and acceleration a of the clevis attachment at 8. B 2.9 4.0 Part 1 Determine the indicated terms used in the velocity and acceleration formulas. 2.9 4.0 410 Answers: in. in/sec rad/s in/sec? = rad/s? Save for Later Attempts: 0 of 1 used Submlt Answer
A belt moves between the pulleys of the crankshaft of the air conditioning fan and over the idler pulleys in the section shown in the figure during an interval of 7 seconds, uniformly increasing its speed from Vo = 3 ft/s to vf = 7ft/s., knowing nailing 1 slide on the pulleys Determine a) the angular acceleration of the pulley b) the number of revolutions made by the pulley during the interval of acceleration alternator VA = 4.5 in crankshaft A direction
a) A flywheel with a diameter of 356 mm accelerates uniformly from rest at a rate of 2.5 rad/s² for a period of 1.8 minute. It then continues at the maximum speed attained for a further period of 4.5 minutes, after which it decelerates uniformly to rest over a final period of 2.8 minutes. Calculate for the flywheel: (a) The maximum angular velocity attained in rad/s and also in rev/min. (b) The rate of deceleration during the final period of the motion. (c) The angle, given in radians, turned through by the flywheel during its period of acceleration.
Q#7: Determine the smallest radius that should be used for a highway if the normal component of the acceleration of a car traveling at 62 km/h is not to exceed 0.8 m per 2