Question 8 A car is travelling into an unbanked turn with radius of 11.0 m. The coefficient friction is 1.4. What is the maximum speed the car can travel and still be able to maintain a circular path? Answer in m/s to one decimal place. Your Answer: Answer
Q: This figure shows the loop-the-loop track for a smaller car. If the initial speed of the car is 4.0…
A: Use energy conservation and force balance equations
Q: A car is going along a circular road at a constant speed. The radius of the curve is 270 m, and the…
A: Given data: The radius of the curve (r) = 270 m Time required to complete one round (t) = 1.4 min…
Q: Can you please answer this question and show all of the steps
A: The acceleration on the stone is centripetal acceleration directed towards the center. (a)The…
Q: A civil engineer calculates that the magnitude of the maximum centripetal acceleration of a car on a…
A: Given:- Magnitude of the maximum centripetal acceleration of the car is ac,max=4.40 m/s2 Speed of…
Q: A boy whirls a stone in a horizontal circle of radius 1.83 m and at height 2.38 m above level…
A: Radius (R) = 1.83 m height (h) = 2.38 m Horizontal distance (d) = 9.15 m
Q: A 1100 kg car is traveling around a flat 82.3 m radius curve. The coefficient of static friction…
A: Static friction between the car tires and the road is 0.521, which means this friction tries to stop…
Q: ar exits the highway at 20.0 m/s and enters a 220 m radius curve. After breaking uniformly for 6.00…
A: Centripetal acceleration = v2 /r
Q: 1. (a) Is it possible to go around any type of curve with zero acceleration? Explain. (b) Is it…
A:
Q: Part A A new car is tested on a 280-m-diameter track If the car speeds up at a steady 1.3 m/s², how…
A: Given diameter of the track is d=280mThe radius is r=d/2=280/2=140mThe tangential acceleration is…
Q: A car travelling in a circle of constant radius has a variable period T and variable speed v. How…
A: Part-I: Given: The radius of the circular path is r. The speed of the object is v. The time period…
Q: As a rollercoaster passes the bottommost point in a loop, an accelerometer records an acceleration…
A: Given,The recorded acceleration, The speed of the car,The deacceleration, The radial acceleration,
Q: a child sits on the edge of a spinning merry go round that has a radius of 1.3m. The child's speed…
A: Sped of the child is v = 5.6 m/s Radius of the track is 1.3 m
Q: A car travels at a constant speed 15.1 m/s around a circular track that has a radius of 115 m. What…
A: In the case of uniform circular motion acceleration is given by Acp = V2/R, Here, Acp =centripetal…
Q: Steve McQueen is traveling at constant speed around a circular track. What happens to the…
A:
Q: A car travels at a constant speed around a circular track whose radius is 3.86 km. The car goes once…
A: Given data: A uniform circular motion Radius (r) = 3.86 km = 3860 m Period (T) = 239 s Required:…
Q: In a vertical dive, a peregrine falcon can accelerate at 0.6 times the free-fall acceleration g…
A:
Q: A car goes around a curve of radius R at constant speed V. Then it goes around a curve of radius R/2…
A: Given : Radius of the first curve= R; speed = V; Radius of the second curve = R/2; speed of the…
Q: A car initially traveling eastward turns north by traveling in a circular path at uniform speed as…
A:
Q: When you go around a corner in your car, your car follows a path that is a segment of a circle. To…
A:
Q: A centripetal force of 36.1N is exerted in a 2.5kg sphere causing it to rotate uniformly on a…
A: The centripetal force on the sphere, F=36.1 N The mass of the sphere, m = 2.5 kg The radius of the…
Q: In an antique miniature pocket watch, the second hand (the one that counts the seconds) moves in a…
A: Given data : Length of second hand, r=0.45cm=0.45×10-2m Time taken to complete one revolution, T=60s
Q: A car (m = 1087 kg) is moving at 20 m/s when it encounters a circular hill of radius 93 m. Assuming…
A: Given, mass of the car, m = 1087 kgvelocity of the car, v = 20 msradius of the hill, r = 93 m
Q: A person swings a rock around on a string, causing it to sweep out in a circle of radius 0.53 m. If…
A: For the given case, Acceleration experience by rock due to uniform circular motion is known as…
Q: what acceleration does it experience?
A: Centripetal Acceleration Centripetal acceleration is defined as the acceleration that the body feels…
Q: A 2.0 x 103 kg car travels at a constant speed of 10.9 m s-1 around a circular curve of radius 30.2…
A: Given, It is given that the car travels around a circular curve. Mass of the car = 2 * 103 kg Speed…
Step by step
Solved in 2 steps with 1 images
- A pilot can withstand an acceleration of up to 9g, which is about 88 m/s², before blacking out. What is the acceleration experienced by a pilot flying in a circle of constant radius at a constant speed of 515 m/s if the radius of the circle is 3920 m? m acceleration: s2 Does the pilot make the turn without blacking out? Yes, the pilot is okay. O No, the pilot blacks out.A runner completes one lap around a circular track with at a time 272 s at a constant speed of 3.1 m/s.What is the radius in meters of the track? r = ?A 1,852kg truck drives along a circular round-a-bout with a radius of 50 m at a constant speed of 13 m/s. The centripetal acceleration is m/s². a 11
- 8. A 1000 kg car travels from point A to point B, rounding the turn of radius 70 meters with a constant speed of 60 km/hr. a. What is the acceleration for the car? b. How long does it take the car to get from point A to point B if the turn spans 90"? c. What is the force of friction between the car and the road that is necessary for the car to complete the turn? m2 9. At the right is an overhead view of two masses, m1 = 3 kg and m2 = 2 kg, that are connected to a central post by cords. Both rotate about the post with the same period of 3.0 seconds. The horizontal surface on which ml they rest is frictionless with r1 = 10 cm and r2 = 20 cm. Determine the tension in each cord.A 4.0-kilogram object follows a horizontal circular path with a radius of 0.5 meters and maintains a constant speed of 6.0 meters per second. What is the magnitude of the object's centripetal acceleration, in m/s2? A 9 B 12 36 D 72 O O O OA 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 218 m, and the car completes the turn in 35.0 s. (a) Determine the car's speed. m/s(b) What is the magnitude and direction of the acceleration when the car is at point B? magnitude m/s2 direction ° counterclockwise from the +x-axis
- A car travels down a straight country road that leads over hills and through valleys. On one particular stretch of road, the car encounters a hill that can be approximated as the top of a circle with a radius ?h=115 m.rh=115 m. Later, the car comes to a dip with a radius of curvature ?d=81 m.rd=81 m. Assume that the car maintains a constant speed of ?=23 m/sv=23 m/s as it goes over the hill and through the dip. The actual weight of the driver, as measured on a flat stretch of road, is 740 N.740 N. What is the apparent weight of the driver at the top of the hill? What is the apparent weight of the driver at the bottom of the dip?A carnival clown rides a motorcycle down a ramp and around a loop. If the loop has a radius of 18m, what is the slowest speed the rider can have at the top of the loop to avoid falling?A car travels at a constant speed around a circular track whose radius is 3.82 km. The car goes once around the track in 246 s. What is the magnitude of the centripetal acceleration of the car? Number i Units
- I understand to find the centripetal acceleration = v^2/r, but how do you figure that out when nothing is listed?In a laboratory test of tolerance for high acceleration, a pilot is swung in a circle 15.0 m in diameter. It is found that the pilot blacks out when he is spun at 30.6 rpm (rev/min). At what acceleration (in SI units) does the pilot black out? acceleration: 77.01 m/s? Express this acceleration in terms of a multiple of g. acceleration as a multiple of g: 7.858 If you want to decrease the acceleration by 22.0% without changing the diameter of the circle, by what percent must you change the time for the pilot to make one circle? percent of time change:2 A new car is tested on a 250-m-diameter track. W S X ommand # 3 So E D C $ 4 888 R F % 5 V T G 6 ▼ Part A B If the car speeds up at a steady 1.4 m/s², how long after starting is the magnitude of its centripetal acceleration equal to the tangential acceleration? Express your answer with the appropriate units. Provide Feedback At= Value MacBook Air 320 Y Submit Request Answer H & o 7 N HÅ 329 U 8 J → W M Units ( 9 K MOSISO DD ? O O L 1- command P { option + ? 1 1 Review Next > delete retu