Minimum force necessary to push the wheel

Assignment Help Physics
Reference no: EM131067563

A person pushing horizontally a uniformly-loaded 21.85 kg wheelbarrow is attempting to get it over a horizontal step whose height is 35.0% of the wheel's radius. What is the minimum force necessary to push the wheel barrow over that step?

Reference no: EM131067563

Questions Cloud

Height of the mountain : The length of the slope of a mountain is 2550 m, and it makes an angle of 13.6° with the horizontal. What is the height of the mountain, relative to its base?
Preferred stock outstanding-coupon bonds outstanding : You are given the following information for Watson Power Co. Assume the company’s tax rate is 38 percent. Debt: 10,000 6.5 percent coupon bonds outstanding, $1,000 par value, 30 years to maturity, selling for 108 percent of par; the bonds make semian..
What is the half-life of the radioisotope : A Geiger counter registers a count rate of 8,000 counts per minute from a sample of a radioisotope. Ten minutes later, the count rate is 2,000 counts per minute. What is the half-life of the radioisotope?
What are the primary elements and principles of design used : What are the primary Elements and Principles of Design used in the images you observed? Discuss them in detail.  What values are communicated? Be very specific.
Minimum force necessary to push the wheel : A person pushing horizontally a uniformly-loaded 21.85 kg wheelbarrow is attempting to get it over a horizontal step whose height is 35.0% of the wheel's radius. What is the minimum force necessary to push the wheel barrow over that step?
Determining the kinetic energy of the object : At a time of t = 1.0 s, the object is traveling with a speed of 7.0 m/s and at a time of t = 4.0 s, the object has a kinetic energy of 29 J. Determine the following. (a) kinetic energy of the object at t = 1.0 s (b) speed of the object at t = 4.0 ..
Each equal semi-annual cash flow in the equivalent series : A series of quarterly cash flows began with the first cash flow on April 1,1990 and ends with the last cash flow on January 1,2000. The first quarterly cash flow is equal to $24,000. Each successive cash flow increases $850. Determine the amount of e..
What is the firm cost of equity if its debt cost : The Hatfields Corporation is a zero growth firm with an expected EBIT of $250,000 and corporate tax rate of 40 percent. Hatfields uses $1,000,000 of debt financing, and the cost of equity to an unlevered firm in the same risk class is 15%. a) What is..
Calculate the realized rate of return for brooks : A company where J.B. Brooks works as the vice president of finance issued 20,000 bonds 10 years ago. the bonds had a face value of $1,000, annual coupon rate of 10 percent, and a maturity of 20 years. Calculate the realized rate of return for Brooks.

Reviews

Write a Review

Physics Questions & Answers

  Find the magnitudes of the velocities of the masses

Two masses, m1 = 20 kg and m2 = 24 kg, are connected by a rope that hangs over a pulley. Find the magnitudes of the velocities of the masses after each of the masses travels a distance d = 1.5 meter

  Determine the resistance in the original circuit

The current in a series circuit is 14.0 A. When an additional 19.0 ohm resistor is inserted in series, the current drops to 10.5 A, What is the resistance in the original circuit

  Determine what is the mean free path of the gas molecules

(a) Calculate the number of gas molecules per cubic centimeter at this pressure. (b) What is the mean free path of the gas molecules if the molecular diameter is 2.12 x 10-8 cm.

  What is the torque about the wheels central axis

A frictional force of 320 N acts on the rim of a 1.4 m diameter wheel to oppose its rotational motion. What is the torque about the wheel's central axis

  Woman stands on the edge of a cliff and throws a stone

A woman stands on the edge of a cliff and throws a stone vertically downward with an initial speed of 10 m/s. the instant before the stone hits the ground below, it has 450 j of kinetic energy. if she were to throw the stone horizontally outward from..

  What sound velocity would one expect under the conditions

we have a tuning fork with a frequency f resonating in a cavity with an open top of width 2.54cm and a length of 20.4cm at 20 degrees celsius and one atm

  What is the distance between the mirror and the image

What is the distance between the mirror and the image (negative result for a position behind the mirror, a positive result for a position in front of the mirror)?

  What is the rocket final altitude

A rocket accelerates vertically up from ground level from rest at 30 m/s^2 for 30 s; then runs out of fuel. What is the rocket's final altitude? (Ignore air resistance) .

  How much current is needed

You would like to store 8.5J of energy in the magnetic field of a solenoid. The solenoid has 630 circular turns of diameter 7.2cm distributed uniformly along its 25cm length. How much current is needed

  Calculate how much energy each capacitor can store

A circuit with 2 capacitors, C1 = 22.0 ?F and C2 = 16.0 ?F, are hooked up in parallel to each other, Calculate how much energy each capacitor can store

  Does person appear to be shorter - taller than actual height

You are swimming underwater in a waist-deep pool looking up at a nearby person who is standing in the pool. Does the person appear to be shorter or taller than his or her actual height? Draw a diagram to support your answer.

  Determine the mechanical energy lost due to friction

A sledge loaded with bricks has a total mass of 17.1 kg and is pulled at constant speed by a rope inclined at 19.9° above the horizontal. What is the mechanical energy lost due to friction

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