How much power is needed to push the box

Assignment Help Physics
Reference no: EM13719203

Solve the all parts of following problem:

Problem: You push a 69kg box across a floor where the coefficient of kinetic friction is µk = 0.55. The force you exert is horizontal.

Part A: How much power is needed to push the box at a speed of 0.60m/s?

Part B: How much work do you do if you push the box for 38s?

Show your work to receive full credit for this problem.

Reference no: EM13719203

Questions Cloud

Estimate the magnitude of the braking force : A 60kg bicyclist rides his 7.8kg bicycle with a speed of 15m/s. What is the magnitude of the braking force
Calculate the official measure of the deficit : Calculate the official measure of the deficit in year t and calculate the correct (i.e. inflation adjusted) measure of deficit in year t.
What is the second longest wavelength that can be absorbed : The longest wavelength of light that can be absorbed by a particular harmonic oscillator is lumda = 1000 nm.  What is the second longest wavelength that can be absorbed
Find what is the power output of the catapult : A catapult launcher on an aircraft carrier accelerates a jet from rest to 77m/s. The work done by the catapult during the launch is 7.7×107J. what is the power output of the catapult
How much power is needed to push the box : You push a 69kg box across a floor where the coefficient of kinetic friction is µk = 0.55. The force you exert is horizontal. How much power is needed to push the box
Find the iminimum horsepower motor that used to save ship : In order to keep a leaking ship from sinking, it is necessary to pump 10.0lb of water each second from below deck up a height of 1.50m and over the side. find the minimum horsepower motor that can be used to save the ship
Evaluate the force constant of the spring : Initially sliding with a speed of 2.4m/s, a 1.5kgblock collides with a spring and compresses it 0.41m before coming to rest. What is the force constant of the spring
How long do 183 oscillations take at sea level : A pendulum with a length of precisely 1.000 m can be used to measure the acceleration due to gravity g. Such a device is called a gravimeter. How long do 183 oscillations take at sea level
Find the kinetic energy of the ball as it leaves girls hand : A girl throws a 0.2 kg ball a distance of 6m straight up in the air (assume no air resistance). What is the kinetic energy of the ball as it leaves the girls hand

Reviews

Write a Review

Physics Questions & Answers

  A 85 kg object undergoes an acceleration of 23 ms2 a what

a 8.5 kg object undergoes an acceleration of 2.3 ms2.a what is the magnitude of the resultant force acting on it?b if

  Find the angle of theta

A frictionless pulley system at equilibrium has a m1 of 6 kg, mass 2 9kg and mass 3 6kg. Find the angle of theta

  Find the speed of a pulse traveling from the wall to pulley

A uniform cord has a mass of 0.300 kg and a length of 6.00 m (see Figure below). The cord passes over a pulley and supports a 2.00-kg object. Find the speed of a pulse traveling from the wall to the pulley

  Is the cyclist ahead of or behind the car

What is the distance between the particles at this time? The Coulomb constant is 8.95755 × 109 N • m2/C2, the elemental charge is 1.6721 × 10-19 C, and the acceleration due to gravity is 9.8 m/s2.

  Evaluate what is the current through the wire

2.00 ×1020 electrons flow through a cross section of a 3.00mm diameter iron wire in 6.00s. The electron density of iron is n =8.5×1028 m3. What is the current through the wire

  Utilize the mass-radius and mass-luminosity relation

Utilize the mass-radius and mass-luminosity relations for main sequence stars to express the nuclear timescale of major sequence stars as a function of the mass of the star only.

  What is its new resistance in ohms

A cylindrical copper rod has resistance of 0.3 ohm. It is reformed to 3.8 timesm its original length with no change of volume. What is its new resistance in ohms?

  Evaluate what is the magnitude of the applied force

Evaluate what is the magnitude of the applied force T that is needed to start the suitcase moving? And once the suitcase is moving

  With what minimum speed must he drive off horizontal ramp

A stunt driver wants to make his car jump over 8 cars parked side by side below a horizontal ramp as seen in the figure below. With what minimum speed must he drive off the horizontal ramp to just barely make it across

  What is the acceleration of satellite

A 2,700-kg satellite is in a circular orbit around a planet. The satellite travels with a constant speed of 6,270 m/s. The radius of the circular orbit is 8.72 × 10^6 m. What is the acceleration of satellite.

  A cylindrical bucket open at the top is 240cm high and

a cylindrical bucket open at the top is 24.0cm high and 15.0cm in diameter. a circular hole with a cross-sectional area

  What is the arrow''s initial velocity

This time, William Tell is shooting at an apple that hangs on a tree . The apple is a horizontal distance of 20.0m away and at a height of 4.00m above the ground, what is the arrow's initial velocity

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