What is the mechanical energy lost due to friction

Assignment Help Physics
Reference no: EM13326951

A sledge loaded with bricks has a total mass of 17.3 kg and is pulled at constant speed by a rope inclined at 19.4° above the horizontal. The sledge moves a distance of19.0m on a horizontal surface. The coefficient of kinetic friction between the sledge and surface is 0.500.

(a) What is the tension in the rope?

N

(b) How much work is done by the rope on the sledge?

kJ

(c) What is the mechanical energy lost due to friction?

kJ

Reference no: EM13326951

Questions Cloud

Calculate the expected real interest rate and the actual : Suppose that you bought an asset that pays 6% nominal interest rate, you expect that inflation rate to be 1%, and the actual inflation is 4%. Calculate the expected real interest rate and the actual real interest rate.
What is the expected value of the lottery : What is the expected value of the lottery? What is the variance of the outcomes?
Calculate the profits for increase and decrease in quantity : Using the values of DOL calculated above, calculate the profits for a 10% increase and 10% decrease in quantity.
Is this technology characterized by economies of scale : Is this technology characterized by economies of scale? What is marginal cost and how does it compare to average cost?
What is the mechanical energy lost due to friction : A sledge loaded with bricks has a total mass of 17.3 kg and is pulled at constant speed by a rope inclined at 19.4° above the horizontal. What is the mechanical energy lost due to friction
A new tennis court complex is planned both alternatives will : A new tennis court complex is planned. Both alternatives will last 18 years, and the interest rate is 7%. Use present worth analysis to determine which should be selected.
Which country should produce wheat and why : Supposed the USA and Canada are considering to trade. Assume there are only two goods in the economy; wheat and corn.  USA 4 (units of wheat), 2 (units of corn); Canada 5 (units of wheat), 8 (units of corn). In this case, which country should produce..
How many allele pairs control kernel color in the cross : A cross is made between a dark red kernel R1R1R2R2 and a white kernel r1r1r2r2 variety. Give the genotype and phenotype of the F1 and the F2 genotypes and ratios for the phenotypes dark red, medium dark, medium, light and white.
Determine the power output of the engine : the cycle for a heat engine that uses a gas having ? =1.25. The initial temperature is T1=300K, What is the power output of the engine

Reviews

Write a Review

Physics Questions & Answers

  Calculate the inductive reactance

In a purely iductive AC circuit L=25.0mH and the rms voltage is 150V. Calculate the inductive reactance, max and rms current in the circuit

  Wghat is the speed of the proton

he rest energy of an electron is 0.511 MeV. The rest energy of a proton is 938 MeV. Assume both particles have kinetic energies of 2000 MeV. Find the speed of the proton

  What is its vertical displacement during this time

What is the acceleration of two falling sky divers (mass 112.0 kg including parachute) while the upward force of air resistance is equal to one-fourth of their weight.

  What is the deuteron energy

Young's Double Slit Experiment is performed with 589 nm light and a distance of 2.00 m between the slits and the screen. The fifth interference minimum is observed 7.50 mm from the central maximum. Resolve the spacing of the slits.

  How much should the length be changed

Gillian buys a pendulum clock at a discount store and discovers when she gets it home that it loses minutes each day.

  With what speed was it thrown

A small ball is thrown horizontally out of a window 7.50 m above the ground. With what speed was it thrown

  What is the average power delivered by the source

An L-R-C series circuit, R=150 ohms, L= 0.750H, and C= 1.70x10^-2uF. The source has a voltage amplitude of 140V, What is the average power delivered by the source

  What was the original temperature of the pan

A 750 g aluminum pan is removed from the stove and plunged into a sink filled with 10.0 liters of water at 20.0 ° C. What was the original temperature of the pan

  What is the maximum voltage drop across the capacitor

In a RLC series circuit, the resistor is 250 ohms, inductor is 0.6 H, capacitor is 3.5 micro Farads. What is the maximum voltage drop across the capacitor

  What is the final temperature

At what angle to the surface must a diver submerged in a lake look toward surface to see the setting Sun just all along the horizon.

  Determine the maximum compression of the bar

A person drops a cylindrical steel bar (Y = 1.00 × 1011 Pa) from a height of 1.00 m (distance between the floor and the bottom of the vertically oriented bar). The bar, of length L = 0.51 m, what is the maximum compression of the bar

  By how much does the rocket clear the top of the wall

A rocket is fired at a speed of 82.0 m/s from ground level, at an angle of 31.0 ° above the horizontal. The rocket is fired toward an 6.95-m high wall, which is located 18.0 m away.

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