Find how much time is spent in pushing the mower

Assignment Help Physics
Reference no: EM13536680

A man pushes a lawn mower on a level lawn with a force of 186 N. If 39% of this force is directed downward, and 49 W of power is expended in pushing the mower 6.9 m, how much time is spent in pushing the mower this distance?

Reference no: EM13536680

Questions Cloud

Determine the companys margin of safety : Determine the break-even point in sales units and the break-even point in sales units if the company desires a target profit of $25,000 - Determine the companys margin of safety
Complete the cost schedule : Complete the cost schedule, identifying each cost by the appropriate letter (a) through (o) - Within this range, the following partially completed manufacturing cost schedule has been prepared
Determine the break-even point in units of q and z : The sales mix for products Q and Z is 20% and 80%, respectively. Determine the break-even point in units of Q and Z.
What is mcdonald contribution margin and ratio : What is McDonald contribution margin and what is McDonald's contribution margin ratio
Find how much time is spent in pushing the mower : A man pushes a lawn mower on a level lawn with a force of 186 N. If 39% of this force is directed downward, how much time is spent in pushing the mower this distance
Record the entry for the conversion of the bonds : The company exercises the call option after the semiannual interest is paid on June 30, 2011. Record the entry to retire the bonds - Record the entry for the conversion of the bonds.
Calculate what initial speed should it have : A kingfisher is hovering 30m above a lake when it drops a fish its carrying. What initial speed should it have if it is to reach the fish just before the fish hits the water
What would be the period of rotation : Professor Spenditt, oblivious to economics and politics, proposes the construction of a circular proton accelerator around the Earth's circumference using bending magnets that provide a magnetic field of 1.5T. What would be the kinetic energy of prot..
What is their total energy at the top of the hill : A sled and rider with a combined weight of 59 kg are at rest on the top of a hill 10 m high. What is their total energy at the top of the hill

Reviews

Write a Review

Physics Questions & Answers

  Find the magnitude of net force the people exert on donkey

Three people pull simultaneously on a stubborn donkey. Jack pulls directly ahead of the donkey with a force of 81.7 N, Find the magnitude of the net force the people exert on the donkey

  What angle does the refracted ray in the air make

The critical angle for total internal reflection at a liquid-air interface is 45.0^\circ. what angle does the refracted ray in the air make with the normal

  Determine the friction force acting on the block

A 2.90-kg block starts from rest at the top of a 30.0° incline and slides a distance of 2.10 m down the incline in 1.20 s. Find the friction force acting on the block

  What is the electrons potential energy

In a semiclassical model of the hydrogen atom, the electron orbits the proton at a distance of 0.053 nm. What is the electron's potential energy

  By what factor will the moment of inertia increase

Suppose manufactures increase in size of compact disks. By what factor will the moment of inertia increase

  Find the actual distance between can and aquarium

A bicycle tire pump has a piston with area 0.44 in. If a person exerts a force of 30lbs on the piston while inflating a tire, what pressure does this produce on the air in the pump.

  What is the angle of telescopic image

A small telescope has a concave mirror with a 4.00-m radius of curvature for its objective. Its eyepiece is a 4.25-cm focal length lens. What is the angle of its telescopic image?

  Compute the angular frequency of the charge oscillations

A 22.0 microF capacitor and a 5.30 mH inductor are connected in series with an open switch. What is the angular frequency of the charge oscillations in the capacitor after the switch is closed

  Compute the magnitude of the emf induced in the loop

A rectangular loop (area=0.15m2) turns in a uniform magnetic field with B=0.20T. what is the magnitude of the emf induced in the loop

  What is the kinetic energy of the freed electrons in process

Ultraviolet light with a wavelength of 35nm shines on a gas of hydrogen atoms in their ground states. Some of the atoms are ionised by the light. What is the kinetic energy of the freed electrons in this process

  What is the velocity of the given mass

A 4.7-g object moving to the right at 18 cm/s makes an elastic head-on collision with a 9.4-g object that is initially at rest. What is the velocity of the 4.7-g mass after the collision

  Q1 a 590 kg pole vaulter running at 95 ms vaults over the

q1. a 59.0 kg pole vaulter running at 9.5 ms vaults over the bar. if the vaulters horizontal component of velocity over

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