An object of mass 380 kg is sliding on a track. From A to B, the track is frictionless. From B to C the coefficient of kinetic friction = 0.3. The velocity of the object at point A is < 10, 0, 0> m/s. It took the object 15 s to go from A to B. 1) 2) 3) A Friction = 0 UB=< 1AFI= B Friction #0 Knowing that the net force is zero on track AB. What is the velocity of the object at point B. m C > m/s In the formula-sheet provided which equation can be used to calculate the length of the track AB. The length of the track AB +

An object of mass 380 kg is sliding on a track. From A to B, the track is frictionless. From B to C the coefficient of kinetic friction = 0.3. The velocity of the object at point A is < 10, 0, 0> m/s. It took the object 15 s to go from A to B. 1) 2) 3) A Friction = 0 UB=< 1AFI= B Friction #0 Knowing that the net force is zero on track AB. What is the velocity of the object at point B. m C > m/s In the formula-sheet provided which equation can be used to calculate the length of the track AB. The length of the track AB +

Name: An object of mass 380 kg is sliding on a track. From A to B, the trac
Uploaded: 2024-03-20T06:57:57.000Z
Channel: Bartleby
Description: An object of mass 380 kg is sliding on a track. From A to B, the track is frictionless. From B to C the coefficient of kinetic friction =0.3. The velocity of the object at point A is m/s. It took the object 15 s to go from A to B.1)2)3)4)A

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter2: Motion In One Dimension

Section: Chapter Questions

Problem 2.13OQ: A student at the top of a building of height h throws one ball upward with a speed of i and then...

See similar textbooks

Similar questions

A student at the top of a building of height h throws one ball upward with a speed of i and then throws a second ball downward with the same initial speed i. Just before it reaches the ground, is the final speed of the ball thrown upward (a) larger, (b) smaller, or (c) the same in magnitude, compared with the final speed of the ball thrown downward?
A 20 N stone is thrown vertically upward from the ground. It is observed that, when it is 15 m above the ground, it travels with a velocity of 25 m / s upwards. What will its speed be when it is thrown? A) 30.31 m/sB) 15.16 m/sC) 18.19 m/sD) 319 m/s
A car traveling at 20 m/sm/s runs out of gas while traveling up a 9.0 degree slope. How far will it coast before starting to roll back down? Express your answer in meters.
To Merge into the highway you need to increase your speed from 50 km/h to 100 km/h. If your car can accelerate at 8.0 m/s², what should the minimum length of the ramp be? (report your answer in meters) Your Answer: Answer
A 0.26-kg rock is thrown vertically upward from the top of a cliff that is 31m high. When it hits the ground at the base of the cliff, the rock has a speed of 33 m/s.A) Assuming that air resistance can be ignored, find the initial speed of the rock. Answer is 22 m/sB)Find the greatest height of the rock as measured from the base of the cliff.
To Merge into the highway you need to increase your speed from 50 km/h to 100 km/h. If your car can accelerate at 4.0 m/s2, what should the minimum length of the ramp be? (report your answer in meters) Your Answer: Question 9 options:
Q1=+20 Q2=-40 B 30 40 Q3 = +20 P.
9. A 9.0 meter inclined plane (38 degrees from the horizontal) was used to allow a crate to slide down. Find the time (seconds) needed for it to reach the foot of the plane if it started from rest. Coefficient of friction is 0.25 * a) 1.5 O b) 2.1 C) 2.8 O D) 3.7
A car traveling at 35 m/s suddenly runs out of gas while driving up a 7° incline. How long will it take for the car to stop after it runs out of gas (if it doesn't use its brakes and there is no friction)? How far will it travel before it stops?
2. A crate is given an initial speed of 3.0 m/s up a 25° inclined plane. Assume uk = 0.17. (a) What is the acceleration of the crate as it goes up the incline? (b) How far up the plane will it go? (c) What is the acceleration of the crate as it goes down the incline? (d) What is the crate's speed when it gets to the bottom of the incline? (e) In this problem we assumed that after reaching its highest point the crate be- gan to slide backdown. Given that this happens, what can you say about the coefficient of static friction?
A boat is pulled into a dock by a rope attached to the bow of the boat and passing through a pulley on the dock that is 1 m higher than the bow of the boat. If the rope is pulled in at a rate of 1 m/s, how fast is the boat approaching the dock when it is 5m from the dock? (Round your answer to two decimal places.) Om/s
A taxi cab drives 2.0 km [W], then 3.0 km [N], then 4.0 km [W], and finally 5.0 km [N]. The entire trip takes 0.30 h. What is the taxi's average velocity? A) 33 km/h [53° N of W] B) 47 km/h [53° W of N] C) 10 km/h [53° N of W] D) 33 km/h [53° W of N] E) 47 km/h [53° N of W]