Answered: 4. A 2000 kg car rounds a curve of…

4. A 2000 kg car rounds a curve of radius 68 m banked at an angle of 11°. What is the magnitude of the friction force required for the car to travel at 90 km/h? N 160 ssi O ssf60 sf60 ssi

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

Hi please help with the following: A 3.0 kg rocket propelled toy car has a speed of 6.0 m/s as it rides inverted at the top of a vertical circular track of radius 1.5m. What is the force in Newton's exerted by the track on the car?
A hang glider and its pilot have a total mass equal to 120 kg. While executing a 360 degree turn, the glider moved in a circle with an 8 m radius at a speed of 10 m/s a) What is the net force on the hang glider? b) What is the acceleration?
32 - A stone is thrown upwards from the edge of an 18m high cliff. As the stone falls, it scrapes the edge of the cliff and hits the ground at a speed of 18.8 m/s. At what speed is the stone thrown? (g=9.8 m/s^2 we take) A) 8m / s B) 0.8m / s C) 0.6m / s D) 6m / s E) 8 m/s^2
2. Two weights (750 g each) are tied together by a string and swung at a high rate of speed in a vertical circle. The inner string attached to the inner weight is 54.0 cm long and the outer string that connects the two weights is 36.0 cm long. a) On a particular time around the outer weight is traveling at 7.20 m/s at its highest point when the strings are vertical. Draw a force diagram for each weight. b) What is the angular speed of each weight at the highest point? What is the acceleration of each weight? c) What is the tension force of the outer string on the outer weight at this highest point? d) What is the tension force of the inner string on the inner weight at the highest point? e) Assume the weights are traveling the same speed when they reach their lowest point and the strings are vertical. What is the tension for of the outer string on the outer weight and the tension force of the inner string on the inner weight at this lowest point? Why are these different answers than in…
Q7
Not sure how to do this
U3 - CIRCULAR MOTION AND ORBITS PROBLEM SET 3. A car of massm = 1300 kg traveling at 55.0 km/hour enters a banked turn covered with ice. The road is banked at an angle 0, and there is no friction between the road and the car's tires. Use g = - 9.80 m/s? throughout this problem. What is the radius r of the turn if e = 20.0° (assuming the car continues in uniform circular motion around the turn)?
QUESTION 21 At what maximum speed can a car exit onto a 40-m-radius circular freeway ramp without sliding if the coefficient of static friction between the tires of the car and the road is 0.90? а. 18.8 m/s b. 11.4 m/s O c. 22.0 m/s d. 15.3 m/s е. 13.2 m/s
A car coasts at a constant speed over a circular hill. Which of the free-body diagrams given is correct? Explain.
Car A uses tires for which the coefficient of static friction is 0.281 on a particular unbanked curve. The maximum speed at which the car can negotiate this curve is 11.0 m/s. Car B uses tires for which the coefficient of static friction is 0.812 on the same curve. What is the maximum speed at which car B can negotiate the curve?
5. A 1900 kg car rounds a curve of radius 73.0 m banked at an angle of 15.0°. What is the magnitude of the friction force required for the car to travel at 86.0 km/h? N 20 www L MacBook Air 7 angle of 05 00 in 050 i 5 M F10 are of a
46. Please help answer this question thank you so much!:))