How much energy is required to heat the iron

Assignment Help Physics
Reference no: EM13490241

At a steel mill a 50 Kg chunk of iron at 22 Celsius is heated to it's melting point , completely melted , and the heated more to a final temperature of 1800 Celsius.

A) How much energy is required to heat the iron to it's melting point?

B) How much energy is required to melt the iron once it reaches it's melting point?

C) How mcuh energy is needed to iron the rest of the way to 1800 Celsius after it melts? Assume the same specific heat.

Reference no: EM13490241

Questions Cloud

Find polarization state of the emergent light : Horizontally polarized light passes through two ideal linear polarizers with transmission directions making angles of ? and - ? with the horizontal direction. Find polarization state of the emergent light
Explain elimination competes with substitution : Elimination competes with substitution. write an equation for the elimination reaction of 2 chloro 2 methylpropane in water
Find the time required for it to make half a revolution : Assume that a proton has a mass of 3.34 × 10-27Kg and a charge of +e. It travels in a circular path with a radius 6.96mm in a magnetic field with magnitude 2.50T. Find the time required for it to make half a revolution
Define what is the equilibrium constant expression : What is the equilibrium constant expression for the following reaction- C5H5NH(aq) + H2O(l) ? C5H5NH2+(aq) + OH-(aq)
How much energy is required to heat the iron : At a steel mill a 50 Kg chunk of iron at 22 Celsius is heated to it's melting point , completely melted , How much energy is required to heat the iron to it's melting point
Explain aqueous solution of formic acid : Formic acid (HCOOH) is secreted by ants. Calculate [H3O+] for a 7.40E-3 M aqueous solution of formic acid (Ka = 1.80E-4).
Discuss the accounting treatment of purchased goodwill : Discuss the accounting treatment of Research and Development costs, stating at which point the hazel-nuts ice-cream project should be capitalised? (Explain with reference to the applicable requirements from NZIAS 38)
Explain the rate of substitution of alkyl chlorides : The rate of substitution of alkyl chlorides and alkyl bromides can be increased by adding a catalytic amount of sodium iodide. Explain
Explain what is the mass of the water produced : Consider the following chemical equation. Al(OH)3(s) + H2SO4(l) ? Al2(SO4)3(aq) + H2O(l) If 3.30 g of aluminum hydroxide reacts with 1.50 g of sulfuric acid, what is the mass of the water produced

Reviews

Write a Review

Physics Questions & Answers

  What is the pitch of the resulting helical path

An electron moves in a region where the magnetic field is uniform, has a magnitude of 60 mT, What is the pitch of the resulting helical path

  What is time interval between the events in reference frame

An 800-N man stands halfway up a 5 m long ladder of negligible weight. The base of the ladder is 3 m from the wall as shown. suppose that the wall-ladder contact is frictionless, wall pushes against the ladder with a force of what magnitude.

  What is its position as a function of time

A body of mass 5.0 kg is suspended by a spring, which stretches 10 cm when the mass is attached. What is its position as a function of time

  Initially at rest in a uniform electric field with magnitude

A box of books weighing 397 N is shoved across the floor by a force of 543 N exerted downward at an angle of 37 degrees below the horizontal.

  What beat frequency do the violinists hear

Two violins are supposed to be playing concert A, at 440 Hz [{\rm Hz}], What beat frequency do the violinists hear

  Calculate the momentum and energy of object

An object of mass 3m0 moves to the right at 0.8c. Calculate its momentum and energy

  The components of the ship''s displacement vector

You are driving home from school steadily at 80 for 150. It then begins to rain and you slow to 50. You arrive home after driving 3 hours and 20 minutes.

  Find horizontal and vertical component of initial velocity

A projectile is shot from the ground at an angle of 55 degrees with respect to the horizontal,find the horizontal component and the vertical component of initial velocity

  What are the magnitude and direction of the electric force

On a day of 30 degrees celcius, full sun, how hot would a granite paver get? Will a dark grey one get much hotter than an off white coloured one.

  What is the horizontal and vertical component of the balls

Julie throws a ball to her friend Sarah. The ball leaves Julie's hand a distance 1.5 meters above the ground with an initial speed of 22 m/s at an angle 63 degrees, What is the horizontal and vertical component of the balls

  What frequency is heard by a passenger on a train

A railroad train is traveling at 30.0 m/s in still air. What frequency is heard by a passenger on a train moving in the opposite direction to the first at 18.0 m/s and approaching the first

  Determine the pressure they exert on the walls of the vessel

Twenty particles, each of mass m0 and confined to a volume V, have various speeds: two have speed v, three have speed 2v, five have speed 3v, determine the pressure they exert on the walls of the vessel

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