What is the speed of the police officer

Assignment Help Physics
Reference no: EM1382932

Q. A motorist driving along a straight road at a constant speed of 60 -m/s. At time t=0 she passes a parked motorcycle police officer and begins to accelerate at the constant acceleration a. the officer takes off after her at t=0 and accelerates at a const acceleration of 2a. What is the speed of the police officer when he reaches the motorist?

Reference no: EM1382932

Questions Cloud

Elucidate how many units should be ordered : The review period is 10 days and the lead time is 6 days. At the time of review there are 50 units in stock. If 98 percent service probability is desired, elucidate how many units should be ordered?
What will be the new temperature of the gas : A certain telescope has an objective of focal length 1580cm. If the Moon is used as an object, a 1.4 cm long image formed by objective corresponds to what distance, in miles, on the Moon? Suppose 3.8 multiplied by 108 m for the Earth-Moon distance..
Is this a violation of articleof the european community : It refuses to share the patents and copyrights it owns for the operating system which controls its computers, thus not allowing other manufacturers to make computers which are compatible with the I's computer. Is this a violation of Article 81 or ..
Four-lane urban freeway : A four-lane urban freeway (two lanes in each direction) is located on rolling terrain and has 12-ft lanes, no lateral obstructions within 6 ft of the pavement edges, and an interchange every 2 miles.
What is the speed of the police officer : A motorist driving along a straight road at a constant speed of 60 -m/s. At time t=0 she passes a parked motorcycle police officer and begins to accelerate at the constant acceleration.
Heterozygous dd at the locus : Determine the probability that two grandchildren of the woman who are first cousins to one another will each inherit the dominant allele?
The pmi code of ethics is made up of four areas : The PMI Code of Ethics is made up of four areas: responsibility, honesty, respect, and fairness. Discuss the area of respect and what it means for you, the project manager.
Develop a marketing plan for this product : Develop a marketing plan for this product. Develop a marketing plan for the product (not a full marketing plan but an outline which addresses all the key elements of a marketing plan with a short oratory for which selection." In 2 to three pages, ..
How far from the post will the arrow and apple fall : A 60.0 kg crate rests on a level floor at a shipping dock. The coefficients of static and kinetic friction are 0.760 and 0.410, correspondingly. What horizontal pushing force is required to (i) just start the crate moving and (ii) slide the crate ..

Reviews

Write a Review

Physics Questions & Answers

  Determine the mechanical energy of the system

While John is travelling along a straight interstate highway he notices that the mile marker reads 243 km john travels until he reaches his path to the 178 km marker what is john's resultant displacement from the 243 km marker.

  What horizontal distance from the firing point

The men's world record for the shot put, 23.12 m, was set by Randy Barnes of the United States on May 20; 1990.If the shot was launched from 6 ft above the ground at an initial angle of 42degrees, what was its initial speed.

  What is the tension t in each of the cables

assume you would enter a vacuum chamber (on Earth), that is, a chamber with no air in it. Inside this chamber, if you dropped a hammer and a feather from the same height at the same time, both would hit the bottom at the same time.

  Calculate the flux through the surface

A 10 resistor, 10 mH inductor, and a 110.0 µF capacitor are connected in series to a 50.0 V (rms) source having variable frequency. Find out the energy delivered to the circuit during one period if the operating frequency is twice the resonance fr..

  Which electrical energy is dissipated in the capacitor

A board is 6 meters long. The center of mass is in the 2 meters from the left end. The board has a weight of 320 Newton's. How much force in Newtons is necessary to lift the right end while the other end stays on the ground.

  Find out the time of fall

A 1110 N uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end. A 1960 N crate hangs from far end of beam.

  Find how many revolutions

A magnetic computer disk 8 cm in diameter is initially at rest. A small dot is painted on the edge of the disk. A small dot is painted on the edge of the disk. The disk accelerates at 600 rad/s^2 for 1/2 s , then coasts at a steady angular velocit..

  Find the position of the object to acquire real

Find the position of the object to acquire real, magnified image, inverted, and virtual, upright image.

  How many times magnitude of the momentum of the chimpanzee

The bullet becomes embedded in the block. if the coefficient of kinetic friction between the block and surface is .65 what was the speed of the bullet at once before impact.

  Calculate the distance x the spring was compressed

compute the distance x the spring was compressed.

  What effect would change have on an initial horizontal sped

A golfer drives a 0.046kg golf ball from an elevated tee, giving the ball an initial horizontal velocity of 45 m/s. (a) what is the magnitude of the average force exerted by the club on the ball if the contact time for the golf club on the ball du..

  What is the mass flux c across surfaces s1

A block of ice of mass 8 kg, released from rest at the top of a frictionless ramp of a 1.50m long slides downhill, reaching a speed of 2.50 m/s at the bottom.

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