An automobile whose speed is increasing at a rate of 0.6 m/s² travels along a circular road of radius 20.0 m. When the instantaneous speed of the automobile is 4.0 m/s, find the magnitude and direction of the total acceleration. 1.6 ms?; 53.1° inward from path a. b. 1.0 ms?; 53.1° inward from path on 1.6 ms2; 53.1° outward from path C. 1.0 ms2; 53.1° outward from path d. e. none of the above
Q: A car initially traveling eastward turns north by traveling in a circular path at uniform speed as…
A: The length of the arc ABC, L is 263 m. The time taken to complete 1 revolution by the car, t is 33.0…
Q: What is the minimum radius at which an airplane flying at 300 m/s can make a U-turn if its…
A:
Q: Answer the following in terms of the objects velocity. a. If an object has a non-zero tangential…
A: Velocity is always directed along tangent to path .Velocity is a vector quantity it has direction…
Q: During uniform circular motion what direction does acceleration point
A: In uniform circular motion, the object moves in a circular path. At the each point of the circular…
Q: 6. One afternoon, a couple walks three-fourths of the way around a circular lake, the radius of…
A:
Q: A Formula One race car is traveling at 67 m/s along a straight track enters a turn on the race track…
A:
Q: A car initially traveling eastward turns north by traveling in a circular path at uniform speed as…
A:
Q: A test car starts from rest on a horizontal circular track of 115-m radius and increases its speed…
A:
Q: A particle moves in a circle of radius 40.0 m and the particle’s speed increases at a rate of 0.300…
A: The radius of the circle, r = 40.0 m Rate of increase in speed, a0 = 0.300 m/s2 Radial acceleration…
Q: A car is speeding up uniformly at a rate of 0.300 m/s2 while traveling counterclockwise around a…
A:
Q: A particle moves in the xy plane in a circle centered on the origin. At a certain instant, the…
A: This can be solved only by making the diagram and using the formula of radial acceleration. Refer to…
Q: A particle is travelling in clockwise circular motion with a constant speed. The velocity of the…
A:
Q: Determine the acceleration of the particle moving in a circular path described by ? = 4?3+?2+6, S in…
A:
Q: A car initially traveling eastward turns north by traveling in a circular path at uniform speed as…
A:
Q: n a laboratory test of tolerance for high acceleration, a pilot is swung in a circle 14.514.5 m in…
A:
Q: et plane is capable of an acceleration of magnitude 0.564gwhen it turns.If the plane is flying at…
A:
Q: A person has a yo-yo and spins the yo-yo at constant speed in a horizontal circular path of radius…
A:
Q: If you double the radius of an object in uniform circular motion, how does its centripetal…
A: The expression for the centripetal acceleration is,
Q: A scout walks 8.5 km due east from camp, then turns left and walks 7.65 km along the arc of a circle…
A: Arc of a circle = Radius×Angle(rad) Displacement means minimum distance between two points.…
Q: A particle is in uniform circular motion about a horizontal circle of radius R = 5 meters with a…
A: The expression for the travelled distance is,
Q: A runner is going 8 m/s around a curved section of track that has a radius of 54 m. What is the…
A: Given: speed of runner v = 8 m/s radius of track r = 54 m
Q: Given a position curve, its arc length is the integral of which of the following? O a. Position Ob.…
A:
Q: The velocity and acceleration of a particle are giver for a certain instant by v = 6i – 3i + 2k m/s…
A:
Q: b) Car A shown in Fig. Q1(b) is traveling along a straight highway, while B is moving along a…
A:
Q: A runner is going 9 m/s around a curved section of track that has a radius of 40 m. What is the…
A:
Q: A particle moves horizontally in uniform circular motion, over a horizontal xy plane. At one…
A: Given: At one instant, the particle velocity through the point at coordinates (4.70 m, 3.70 m) is v…
Q: A particle moves in uniform circular motion in the xy plane. At one time, the particle is moving…
A: in this question we determine the x and y coordinate at the center of the particles circular path.…
Q: 3. Fig represents the total acceleration of a particle moving clockwise in a circle of radius 2.50 m…
A: Given data: Acceleration, a=15.0 m/s2 Radius, r=2.50 m Angle, θ=300
Q: car is traveling around a horizontal circular track with radius r = 250 m at a constant peed v = 25…
A: Given Speed v = 25 m/s Radius r = 250 m Centripetal acceleration a = v2 /r
Q: A car initially traveling eastward turns north by traveling in a circular path at uniform speed as…
A:
Q: A car drives around a circular track of diameter 67 m at a constant speed of 35.5 m/s. During the…
A:
Q: A particle moves horizontally in uniform circular motion, over a horizontal xy plane. At one…
A: Given A particle moves horizontally in uniform circular motion .At one instant , it moves through…
Q: Assume that the earth's orbit around the sun is circular and has a radius of 1.50 × 10® km. (a) What…
A:
Q: A level circular curving exit off of a freeway (or highway) has a radius of 55.0 m and a posted…
A:
Q: A motorcycle, initially at rest, starts to move on a circular track with a 400-m radius. The…
A:
Q: A ball swings counterclockwise in a vertical circle at the end of a rope 1.50 m long. When the ball…
A: Given: Length of the rope = 1.50 m The angle of the ball = 36.90
Q: A truck travels around a circular track. The position of the truck is described by the equations r =…
A: A truck travels around a circular track and its position is described by components r=400cosθ (m)…
Q: A runner is going 7 m/s around a curved section of track that has a radius of 48 m. What is the…
A: The velocity of the runner is, v=7.0 m/s The radius of the track is, r=48 m
Q: A boat is traveling along a circular curve having a radius of 120 ft. Its speed at t = O is 16 ft/s…
A:
Q: A particle moves on the xy plane in a circle centered at the origin. At some point the particle…
A: Solution : As given in the question: speed, v = 6.0ˆi m/s acceleration, a = (3.0ˆi + 4.0ˆj) m/s2 By…
Q: Formula One race cars are capable of remarkable accelerations when speeding up, slowing down, and…
A: Given :car round a corner segment of radius 95 m at a speed of 68m/s. Using…
Q: 2. Starting from rest, a bicyclist travels around a horizontal circular path of radius 10 m at a…
A: We need to calculate the magnitudes of velocity and acceleration when the bicyclist has travelled a…
Q: A Ferris wheel with radius 14.0
A:
Q: A runner is going 7 m/s around a curved section of track that has a radius of 64 m. What is the…
A: Given that v = 7 m/s r = 64 m Runner's acceleration…
Q: An object is doing uniform circular motion with a radius of 0.45 m, 50 turns per minute, how much is…
A:
Q: An object travels in a vertical circle of 1.76 m radius. When the object is traveling downward and…
A: Given that: r=1.76 ma→=(18.5i^+16.2j^) m/s2
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
- A postman leaves the post office and drives 1.6 km in the north direction. He then drives in a direction 60.0° south of east for 5.9 km (see Figure) North 60° + East Post office What is his resultant displacement from the post office (in vector form)? O a. -3.51 mi+ 2.95 mj O b. 5.90 mi+ 1.60 mj O c. 2.95 mi+-3.51 mj O d.-1.35 mi+5.11 mj O e. None of the abovestion A postman leaves the post office and drives 1.6 km in the north direction. He then drives in a direction 60.0° south of eact for 5.9 km (see Figure) North out of 60° East Post office What is his resultant displacement from the post office (in vector form)? O a. -3.51 mi + 2.95 mj Ob. 5.90 mi+ 1.60 mj Oc. 2.95 mi+-3.51 mj Od. None of the above O e. 1.35 mi- 5.11 mjPlease answer ASAP. 1.) To deliver food to a customer, Jungkook, the FoodPanda rider, drives 4.00 km north, then 6.00 km east, then 8.00 km in a direction 60.0° north of east. What is Jungkook’s net displacement? A.14.8 km, 42.5° north of east B.14.8 km, 47.5° north of east C.15.2 km, 31.7° north of east D.15.2 km, 58.3° north of east 2.) A cyclist is moving along a highway at 12 km/h and is heading north. He feels a wind blowing from the west to east at 5 km/h. What is the velocity of the cyclist relative to a stationary observer on the highway? A.12 km/h, north B.13 km/h, 67° north of east C.13 km/h, 67° north of west D.13 km/h, 23° north of west 3.) A 20.0-cm tall toy car is placed 60.0 cm in front of a converging mirror whose focal length is 30.0 cm. Which is the CORRECT description of the image formed? A.The image is upright, real, and 40. cm tall. B.The image is inverted, real, and 20.0 cm tall. C.The image is inverted, virtual, and 40. cm tall. D.The image is upright,…
- at t=0 an automobile travelling north begins to take a turn. it follows one quarter of a arc of a cirlce of radius 10.1m until t=2.1 where it is travelllign east. the car does not alter its speed. 1. what is the speed of the car? 2. what is the magnitude of the chnage in the cars velocity during the turn? 3. what is the magnitude of the average acceleration of the car during the turn? 4. what is the direction of the average acceleration during the turn of the car?16. A plane is circling the airport with a speed of 145ms. The radius of the plane’s path is 1870m. How long does it take for the plane to complete 1 circle around the airport?t= s*Round your answer to the nearest thousandth if necessary.A ball swings counterclockwise in a vertical circle at the end of a rope 1.32 m long. When the ball is 36.3° past the lowest point on its way up, its total acceleration is (-20.2Î + 27.5)) m/s2. For that Instant, do the following. (a) Sketch a vector diagram showing the components of its acceleration. Browse... No file selected.
- A hiker walks 2.55 km south and then 2.75 km east, all in 4.00 hours. a. calculate magnitude (in km) and direction (in degrees south of east) of the hiker's displacement during the given time. what is the magnitude in km and direction in degrees south of east b. calculate the magnitude( in km/h) and direction (in degrees south of east) of the hiker's average velocity during the given time. what is the magnitude in km/h direction degrees south of east c. what was her average speed (in km/h) during the same time interval in km/h?5. A ball is thrown following a projectile motion, it is known that the horizontal distance (range) the ball can travel is given by R= sin 24, where r is the range (in feet), vy is the initial speed (in ft/s), B is the angle of elevation the bal is thrown, and g=32 ft/s? is the acceleration due to gravity. a. Express the new range in terms of the original range when an angle 8 (0< @ < 45°) is doubled. b. If a balt travels a horizontai distance of 20 t when kicked at an angle of a with initial speed of 20/2 fus, find the horizontal distance it can travel when you double z. Hint: use result of item (a).A car P travels along a straight road with a constant speed v = 79 mi/hr. At the instant when the angle 0 = 69°, determine the values of r in ft/sec and 0 in deg/sec. Assume/= 130! Answers: r = 0 = i i 18 Ma V. ft/sec deg/sec
- A ball is thrown following a projectile motion.It is known that the horizontal distance (range) the ball can travel is given by R=v0²/g sin 20 ,where r is the range (in feet) ,v0 is the initial speed (in ft/s),0 is the angle of elevation the ball is thrown and g=32 ft/s² is the acceleration due to gravity. A. Express the new range in terms of the original range when an angle 0(01. A pilot in a small plane encounters shifting winds. He flies 26.0 kmkm northeast, then 45.0 kmkm due north. From this point, he flies an additional distance in an unknown direction, only to find himself at a small airstrip that his map shows to be 70.0 kmkm directly north of his starting point. What was the length of the third leg of his trip? What was the direction of the third leg of his trip? 2. A boat can travel 7.3 m/s in still water. It is crossing a 220 m wide river while pointed due east and the river is flowing at 3.7 m/s, north. What is the speed of the boat, relative to the shore? How long does it take to cross the river? How far downstream does the boat end up? 3. A flock of ducks is trying to migrate south for the winter, but they keep being blown off course by a wind blowing from the west at 14 m/sm/s . A wise elder duck finally realizes that the solution is to fly at an angle to the wind. If the ducks can fly at 15 m/sm/s relative to the…A car initially traveling eastward turns north by traveling in a circular path at uniform speed as shown in the figure below. The length of the arc ABC is 212 m, and the car completes the turn in 34.0s. 35.0 (a) Determine the car's speed. 7.625 Your response differs from the correct answer by more than 10%. Double check your calculations. m/s (b) What is the magnitude and direction of the acceleration when the car is at point B? 0.37 magnitude Your response differs from the correct answer 125 more than 10%. Double check your calculations. m/s direction • counterclockwise from the +x-axis