Estimate the speed of the sports car at impact

Assignment Help Physics
Reference no: EM13672744

A 920 kilogram sports car collides into the rear end of a 2300 kilogram SUV stopped at a red light. The bumpers lock, the brakes are locked, and the two cars skid forward 3.0 meter before stopping. The police officer, knowing that the coefficient of kinetic friction between tires and road is 0.80. Estimate the speed of the sports car at impact. Determine what was that speed?

Reference no: EM13672744

Questions Cloud

Find the magnitude and direction of the resultant velocity : An aero plane is flying horizontally at a steady speed of 67 m/s. Find the magnitude and direction of the resultant velocity of the parachutist at this point
Obtain how far can the spring be stretched : A spring lies on a horizontal table, and the left end of the spring is attached to a wall. The other end is connected to a box. Obtain how far can the spring be stretched from its unstrained position without the box moving when it is released
Find what the mass of the second car : A 7100 kilogram boxcar traveling at 12.0 m/s strikes a second boxcar at rest. The two stick together and move off with a speed of 4.5 m/s. Evaluate what is the mass of the second car
Estimate what is the mass of each : Two objects attract each other with a gravitational force of magnitude 9.9 x 10-9 Newton when separated by 19.6 centimeter. If the total mass of the objects is 5.01 kilogram, evaluate what is the mass of each
Estimate the speed of the sports car at impact : A 920 kilogram sports car collides into the rear end of a 2300 kilogram SUV stopped at a red light. Estimate the speed of the sports car at impact
Determine how much time elapses between an instant : An object attached to a horizontal spring is oscillating back and forth along a frictionless surface. Determine how much time elapses between an instant when the object's speed is at a maximum and the next instant when its acceleration is at a maxi..
Evaluate how much torque is applied to the disk : Starting from rest, a 10.69 centimeter diameter compact disk takes 4.8 second to reach its operating angular velocity of 1866 rpm. Evaluate how much torque is applied to the disk
Write a review article - compliance update in plain english : Please write a review article "Compliance Update in Plain English" by Christine Nelson, Journal of Financial Planning - Summarize the topic of the paper discussing the current laws and regulations and the proposals made for the future of the indust..
Compute the speed of the given object : Two objects are connected by a light string passing over a light frictionless pulley. Compute the speed of the 3.00 kg object just as the 5.00-kg object hits the ground

Reviews

Write a Review

Physics Questions & Answers

  A solid ball and a hollow ball each with a mass of 229 kg

a solid ball and a hollow ball each with a mass of 2.29 kg and radius 0.115 m start from rest and roll down a ramp of

  Two balls are launched upward from the same spot at

two balls are launched upward from the same spot at different angles with respect to the ground. both balls rise to the

  Magnetic field-discover the speed of the electron

A magnetic field of 0.436 T and a perpendicular electric field of 5.54 kV/m act on a moving electron to produce no net force. Discover the speed of the electron. Give the answer in kilo-meter/second (km/s) and to two decimal places.

  What is the velocity of the fluid in the wide section

Water is flowing through a pipe with a constriction. The diameter of the narrow section is one-third the diameter of the wide section. what is the velocity of the fluid in the wide section

  Determine how fast is it moving at the low point

An Earth satellite's elliptical orbit ranges from 300km to 840km altitude. At the high point, it's moving at 7.29km/s. How fast is it moving at the low point

  Estimate the inductive reactance of the circuit

A generator connected to an RLC circuit has an rms voltage of 120V and an rms current of 34mA. what is the inductive reactance of the circuit

  How much power was applied to the block in watts

It takes a student t = 5.2 s to push a block m = 6 kg at a constant velocity over a distance of d = 4.6 m. How much power was applied to the block in Watts

  Find the electric potential at any point on the given axis

Two positive point charges each have a charge of +q and are fixed on the y axis at y = +a and y = -a. (Use the following as necessary: k, q, a, and x.), Find the electric potential at any point on the x axis

  What is the acceleration of the bowling ball

A bowling ball weighing 71.6 is attached to the ceiling by a rope of length 3.71 . The ball is pulled to one side and released, What is the acceleration of the bowling ball

  Does the period of a pendulum depend on the mass of the bob

Does the period of a pendulum depend on the mass of the bob? The length of the string? Upon what else does the period depend?

  Estimate the fundamental frequency and the length of pipe

An organ pipe open at both ends has a harmonic with afrequency of 416 Hz. Find the fundamental frequency and the length of the pipe

  Find the magnitude of the impulse delivered to it by floor

To make a bounce pass, a player throws a 0.60-kgbasketball toward the floor. find the magnitude of the impulse delivered to it by the floor

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd