Illustrate what is the radius of the track

Assignment Help Physics
Reference no: EM13118754

Q. A horse races once around a circular track in a time of 18.0 s, with a speed of 18.0 m/s. What is the radius of the track? Give your answer in meters, but do not include units.

Q.  A 85.0-kg person stands on a scale in an elevator. What is the apparent weight in each of the following situations? When the elevator is accelerating upward with an acceleration of 1.90 m/s2

Reference no: EM13118754

Questions Cloud

Which of the key vertebrate characteristics are present : Which of the key vertebrate characteristics are present in the mammalian lineage?
What percent of the pb2+ ions remain : A solution is 0.0100 M in Pb2+ ions. If 0.103 mol of solid Na2SO4 is added to 1.00L of this solution (with negligible volume change), what percent of the Pb2+ ions remain in solution.
Functions and models of cost : A wall is to be constructed around 3 sides of a rectangle of area 220 square yards, with a fence running the length of one side. The construction cost for the wall is $15 per linear yard
Find the probability of having a sample mean less than size : If the organization's claim is correct, what is the probability of having a sample mean of 114.6 or less for a random sample of this size?
Illustrate what is the radius of the track : A horse races once around a circular track in a time of 18.0 s, with a speed of 18.0 m/s. Illustrate what is the radius of the track? Give your answer in meters, but do not include units.
Which is correct element of alternation of generations : Which of the following is a correct element of alternation of generations? a. The gametophyte is haploid and produces spores. b. The gametophyte is diploid and produces gametes. c. Two spores unite to form a zygote. d. The sporophyte is haploid an..
Quadratic equation in standard form : Please find a quadratic equation in standard form to model the data in the table. A ball is hit into the air. Its height in feet, s, at time t is given by the equation s(t)=-16^2+25t+4.
All of the following are characteristics of eukaryotic : All of the following are characteristics of eukaryotic organisms EXCEPT: a. Most are multicellular b. Their cells have DNA c. Their cells have plasma membranes d. Their cells are small compared to prokaryotes e. They include plants
Explain how much time did it take to go around the moon once : After falling from rest from a height of 35 m, a 0.45 kg ball rebounds upward, reaching a height of 25 m. If the contact between ball and ground lasted 1.8 ms, illustrate what average force was exerted on the ball?

Reviews

Write a Review

Physics Questions & Answers

  Illustrate what will be it speed when it strikes ground

A projectile is fired at an upward angle of 45 degrees from the top of a 265 m cliff with a speed of 350 m/s. Illustrate what will be it's speed when it strikes the ground below?

  The distance between the point of first contact

A man drags a 72.0 kg crate across the floor at a constant velocity by pulling on a strap attached to the bottom of the crate. The crate is tilted 26 degrees above the horizontal, and the strap is inclined 68 degrees above the horizontal. The center ..

  Calculate the current in the resistor

Assuming that all the heat generated by the resistor is absorbed by the solid substance, and that it takes 4 minutes to raise the temperature from 20to 80 degrees C, compute the specific heat for the substance.

  Illustrate what is the magnitude of the net force acting

The impact with the racket gives the ball a constant acceleration over a distance of 47 cm. Illustrate what is the magnitude of the net force acting on the ball?

  What is the work completed by friction

To pump 100Joules of heat from the ice cube tray of freezing water at 273K, out into a hot room at 310 K, the laws of thermodynamics say that you will need at least how many Joules of ordered energy or work.

  The effects of the spin of the earth

The effects of the spin of the earth

  Use for the magnitude of the acceleration due to gravity

A 02385 mH inductor has a length that is four times its diameter. If it is wound iwth 10.3 cm^-1 truns per centimeter, what is the length? Answer in units of m.

  Explain how many rotations does it make on a path

baseball toward home plate at 85 miles per hour with a spin of 1800 revolutions per minute. Explain how many rotations does it make on a path of 60 feet?

  How far from a point on the floor directly below the edge

How far from a point on the floor directly below the edge. Why is it a good idea to have your hand extended forward when you are getting ready to catch the fast moving baseball with your bare hand.

  Suppose the same static friction coefficient

A uniform plank of length 5.8m and weight 229N rests horizontally on two supports, with 1.10 m of the plank hanging over the right support (see the drawing). To what distance x can a person who weighs 450N walk on the overhanging part of the plank be..

  Find the electrostatic force exerted on one sphere

A 15.0{rm cm}-diameter non-conducting sphere carries a total charge of 2.25 mu {rm C}, distributed uniformly throughout its volume. Graph the electric field E as a function of the distance r from the center of sphere from r = 0 to r = 30.0{rm{ cm}..

  The horizontal distance between release point and point

A certain airplane has a speed of 250.0 km/h and is diving at an angle of 30.0° below the horizontal when the pilot releases a radar decoy. The horizontal distance between the release point and the point where the decoy strikes the ground is 700 m..

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