6. The front 1.20 m of a 1400-kg car is designed as a "crumple zone" that collapses to absorb the shock of the collision. If a car traveling with a speed of 90 km/h stops uniformly in 1.20 m, a) how long does the collision last? b) c) what is the magnitude of the average force on the car? what is the magnitude of the average acceleration on the car? Express the acceleration as a multiple of acceleration due to gravity (g).

6. The front 1.20 m of a 1400-kg car is designed as a "crumple zone" that collapses to absorb the shock of the collision. If a car traveling with a speed of 90 km/h stops uniformly in 1.20 m, a) how long does the collision last? b) c) what is the magnitude of the average force on the car? what is the magnitude of the average acceleration on the car? Express the acceleration as a multiple of acceleration due to gravity (g).

Name: 6. The front 1.20 m of a 1400-kg car is designed as a "crumple zone"
Uploaded: 2024-03-20T06:57:57.000Z
Channel: Bartleby
Description: 6. The front 1.20 m of a 1400-kg car is designed as a "crumple zone" that collapses to absorb theshock of the collision. If a car traveling with a speed of 90 km/h stops uniformly in 1.20 m,a)how long does the collision last?b)c)what is the magnitud

Physics for Scientists and Engineers

10th Edition

ISBN:9781337553278

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter9: Linear Momentum And Collisions

Section: Chapter Questions

Problem 9P: The front 1.20 m of a 1 400-kg car Ls designed as a crumple zone that collapses to absorb the shock...

See similar textbooks

Similar questions

The front 1.20 m of a 1 400-kg car is designed as a crumple zone that collapses to absorb the shock of a collision. If a car traveling 25.0 m/s stops uniformly in 1.20 m, (a) how long does the collision last, (b) what is the magnitude of the average force on the car, and (c) what is the acceleration of the car? Express the acceleration as a multiple of the acceleration of gravity.
The front 1.20 m of a 1 400-kg car is designed as a crumple zone that collapses to absorb the shock of a collision. If a car traveling 25.0 m/s stops uniformly in 1.20 m, (a) how long does the collision last, (b) what is the magnitude of the average force on the car, and (c) what is the acceleration of the car? Express the acceleration as a multiple of the acceleration of gravity.
Each Voyager spacecraft was accelerated toward escape speed from the Sun by the gravitational force exerted by Jupiter on the spacecraft. (a) Is the gravitational force a conservative or a nonconservative force? (b) Does the interaction of the spacecraft with Jupiter meet the definition of an elastic collision? (c) How could the space-craft be moving faster after the collision?
A 0.450-kg hammer is moving horizontally at 7.00 m/s when it strikes a nail and comes to rest after driving the nail 1.00 cm into a board. Assume constant acceleration of the hammer-nail pair. a. Calculate the duration of the impact. b. What was the average force exerted on the nail?
A Small pickup truck that has a caliper shell slowly coasts toward a red light with negligible friction. Two dogs in the back of the truck are moving and making various inelastic collisions with each other and the walls. What is the effect of the dogs on the motion of the center of mass of the system (truck plus entire load)? What is their effect on the motion of the truck?
The velocity of a 10-kg object is given by v=5t2i(7t+2t3)j, where if t is in seconds, then v will be in meters per second. a. What is the net force on the object as a function of time? b. What is the momentum of the object when t = 15.0 s?
A man claims he ran safely hold on to a 12.0-kg child in a head-on collision with a relative speed of 120-mi/h lasting for 0.10 s as long as he has his seat belt on. (a) Find the magnitude of the average force needed to hold onto the child, (b) Based on the result to part (a), is the mans claim valid? (c) What does the answer to this problem say about laws requiring the use of proper safely devices such as seat belts and special toddler seats?
A soft tennis ball is dropped onto a hard floor from a height of 1.50 m and rebounds to a height of 1.10 m. (a) Calculate its velocity just before it strikes the floor. (b) Calculate its velocity just after It leaves the floor on its way back up. (c) Calculate its acceleration during contact with the floor if that contact lasts 3.50 ms (3.50103s) (d) How much did the ball compress during its collision with the floor, assuming the floor is absolutely rigid?
Brimstone one of the current 15 valorant agents carrying an ODIN LMG with a bullet mass of 2.0 grams fired into the enemy damaging a stone wall. Assuming that the stone wall is soft and the bullet touches the wall at 400m/s and penetrates the wall at 20 cm. Determine the following; Required: A.The constant retarding force in N.B.The acceleration of the bullet in m/s2C.The time needed to stopthe LMG bullet in second.D.The velocity of the bullet half way the penetration.
a)If the final speed of the van is 1.3 m/s, what must be the final speed of the car? b) What kind of collision is this? How do you know? (Hint: If there are any calculations you can do to support your argument, then do them.)
1. A boat initially traveling at 3 m/s stops comes to a full stop in 30 seconds. If the mass of the boat is 1500 kg, what force does the water apply to bring it to a halt?
A0.440 kg shuffleboard disk is initially at rest when a player uses a cue to increase its speed to 4.40 m/s at constant acceleration. The acceleration takes place over a 2.80 m distance, at the end of which the cue loses contact with the disk. Then the disk slides an additional 12.8 m before stopping. Assume that the shuffleboard court is level and that the force of friction on the disk is constant.What is the increase in the thermal energy of the disk-court system (a) for that additional 12.8 m and (b) for the entire 15.6 m distance? (c) How much work is done on the disk by the cue? (a) Number Units (b) Number Units (c) Number i Units