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July 22, 2014

Search: 6. Determine the required nominal diameter of a threaded steel rod to carry an axial load of 16,000 pounds in tension if the tensile stress of 20,000 psi is permitted

Number of results: 25,064

Engineering
Determine the required nominal diameter of a threaded steel rod to carry an axial load of 16,000 pounds in tension if the tensile stress of 20,000 psi is permitted.
February 12, 2009 by David

physics
Assume that if the shear stress in steel exceeds about 4.00 108 N/m2, the steel ruptures. (a) Determine the shearing force necessary to shear a steel bolt 1.40 cm in diameter. (b) Determine the shearing force necessary to punch a 1.75-cm-diameter hole in a steel plate 0.690 cm...
November 10, 2012 by Kat

mechanical properties of materials
A cylindrical steel bar is required to support a load of 650 N. the required bar must be 0.17 m in length and must not deform by more than 0.015 mm. given that the Young's modulus of steel is 210 GPa, calculate the minumum diameter of the bar.
January 28, 2013 by dmkp

mechanical properties of materials
A cylindrical steel bar is required to support a load of 650 N. the required bar must be 0.17 m in length and must not deform by more than 0.015 mm. given that the Young's modulus of steel is 210 GPa, calculate the minumum diameter of the bar.
January 28, 2013 by dmkp

physics
A spherical steel ball bearing has a diameter of 2.540 cm at 23C. (a) What is the diameter when its temperature is raised to 106C? (b) What temperature change is required to increase its volume by 0.8%?
November 30, 2009 by Kim

physic
Hi! help me please, Thank you. A spherical steel ball bearing has a diameter of 2.540 cm at 23C. (a) What is the diameter when its temperature is raised to 94C? cm (b) What temperature change is required to increase its volume by 0.9%? I only need help on part b.Thank
December 1, 2009 by Chan

THEORY OF MACHINE
A mild steel rod is 150 cm long. The portion 80 cm long is 22 mm diameter and the remaining length is 20 mm diameter. If the total change in length is 0.072 cm, Determine the changes of each part in 1) Length, 2) Diameter, 3) Volume. Take poissions ratio= 0.3
January 12, 2013 by rajesh jain

Physics
If the elastic limit of steel is 5.0 multiplied by 108 Pa, determine the minimum diameter a steel wire can have if it is to support a 79 kg circus performer without its elastic limit being exceeded.
June 25, 2011 by Sarah

physics
A spherical steel ball bearing has a diameter of 2.540 cm at 24C. (a) What is the diameter when its temperature is raised to 82C? (b) What temperature change is required to increase its volume by 1.1%? I got the first answer right. i am having trouble understanding how to ...
April 25, 2010 by Kelsey

math
A steel tube has an outside diameter of 15 cm, an inside diameter of 13 cm,and is 3.7 m long. What is the volume of the steel contained in the tube in cubic cm is?
April 19, 2013 by danny

Physics
How do i get the answer A steel ball of diameter Lb = 4.196 cm is placed on a hole of diameter Lh = 4.042 cm on an aluminium plate. The initial temperature is 14 XC. What would be the minimum temperature so that the ball will fit through the hole if both are heated? The ...
March 25, 2011 by Steve

physic
HI!can anyone help me please, just on part b.Thank you so much. A spherical steel ball bearing has a diameter of 2.540 cm at 23C. (a) What is the diameter when its temperature is raised to 94C? ___ cm (b) What temperature change is required to increase its volume by 0.9%? ...
November 30, 2009 by Chan

Physics
A spherical steel ball has a diameter of 2.540cm at 25 degree Celsius. (a)What is its diameter when the temperature is raised to 100 degree Celsius? (b)What temperature change is required to increase its volume by 1%?
April 8, 2010 by Vanessa

Physics
A spherical steel ball has a diameter of 2.540cm at 25 degree Celsius. (a)What is its diameter when the temperature is raised to 100 degree Celsius? (b)What temperature change is required to increase its volume by 1%?
April 8, 2010 by Vanessa

physics
A light rigid bar is suspended horizontally from two vertical wires, one of steel and one of brass. Each wire is 2.00m long. The diameter of the steel wire is 0.60mm and the length of the bar AB is 0.20m. When a mass of 10.0kg is suspended from the centre of AB the bar remains...
March 27, 2010 by Edwin

physics
A light rigid bar is suspended horizontally from two vertical wires, one of steel and one of brass. Each wire is 2.00m long. The diameter of the steel wire is 0.60mm and the length of the bar AB is 0.20m. When a mass of 10.0kg is suspended from the centre of AB the bar remains...
March 28, 2010 by Edwin

math
what is the weight of a ten foot length of steel pipe? the inside diameter of the pipe is 3/4 of an inch, and the outside diameter i one inch. steel weighs 490lbs. per cubic foot.
June 9, 2010 by billy bob

math
what is the weight of a ten foot length of steel pipe? the inside diameter of the pipe is 3/4 of an inch, and the outside diameter i one inch. steel weighs 490lbs. per cubic foot.
June 9, 2010 by jean

science
a cylinder of diameter 1cm at 30 degrees celcius is to be slid into a steel plate. the hole has a diameter 0.9997cm at 30 degrees celcius. to what temperature must the plate be heated? for steel
May 12, 2014 by peter

Engineering
5. Two pieces of steel are held together with six bolts. One end of the first piece of steel is welded to a beam and the second piece of steel is bolted to the first. There is a load of 54,000 pounds applied to the end of the second piece of steel. The tensile strength of ...
February 12, 2009 by David

physics
Piston 1 has a diameter of 0.643 cm. Piston 2 has a diameter of 4.59 cm. In the absence of friction, determine the force required on piston 1 necessary to support an object, m, with weight 1151 N. (Neglect the height difference between the bottom of the two pistons, and assume...
October 27, 2012 by Emily

Statics
A log of diameter D is available to be used as a beam carrying a uniformly distributed load of 400#/ft over a length of 32 feet. Determine the required diameter D necessary if Fb=1,200psi and Fv=100psi.
December 7, 2011 by Jon

Chemistry
A 500kg steel boiler is used to convert 200kg of water into steam. Calculate the total energy required to heat both the steel and its' contents from 20.0C to 100.0C. The specific heat capacity of the steel is 0.528J/gC. Heattotal= heat steel + heat water + heatsteam = ...
September 23, 2006 by J.M.

physics
A strip of rubber originally 75 mm long is stretched until it is 100 mm long. a.What is the tensile strain b.Why has the answer no units? c.The greatest tensile stress which steel of a particular sort of a particular sort can withstand without breaking is about 10>9 N m>...
December 27, 2013 by farid

physics
A large chandelier weighing 1500lbs. is suspended from the roof of a theater lobby. The steel pipe from which it hangs is 20ft long. Determine the size of the pipe necessary to carry chandelier safely. Use A36 steel. What is the resulting elongation of the pipe? I calculated ...
April 17, 2010 by stacey graham

physics
A large chandelier weighing 1500lbs. is suspended from the roof of a theater lobby. The steel pipe from which it hangs is 20ft long. Determine the size of the pipe necessary to carry chandelier safely. Use A36 steel. What is the resulting elongation of the pipe? I calculated ...
April 17, 2010 by stacey graham

Physics- Simple machines
A wheel and axle arrangement has an axle with a diameter of 25cm. A rope is wrapped around the axle and is supporting a load of 2 tonnes. 1) If the mechanical advantage of the system is 30, determine the diameter of the wheel___________m. 2)Determine the effort required to ...
May 12, 2013 by Danny

Physics
A copper wire of diameter 0.30mm and length 1.50m is joined to another steel wire of same diameter and length 1.20m. The copper part of the double wire is hung vertically to a fixed point, while a small weight is connected to the lower end of the steel part. Joining the two ...
October 31, 2013 by Cali

math
A steel post is 6 ft. long and 6" thick in diameter. If a cubic foot of steel weighs 490 lb., how much does the rod weigh (to the nearest pound)?
June 24, 2014 by Becky

physics
a cylinder of diameter 1cm at 30degree celcius is to slid into a hole on a steel plate. the hole has a diameter of 0.9997 cm at 30 degree celcius. to what temperature must be the plate be heated when steel has the alpha 1.1X10^-5/degree celcius
September 2, 2011 by Tanya

physics
A circular steel wire 2.00 m is to stretch no more than 0.25 cm when a tensile force of 400 N is applied to each end of wire. What minimum diameter is required for the wire?
August 22, 2009 by colleen

physics
A steel rod is 3cm in diameter at 25C. A brass ring has an interior diameter hole of 2.994cm at 25C. At what common temp will the ring just slide onto the rod? alpha(steel)- 11x10^-6 alpha(brass)= 19x10^-6
September 4, 2013 by key

electrical
A load cell consists of a solid cylinder of steel 40 mm diameter with four strain gauges bondedto it and connected into the four arms of a voltagesensitive bridge. the gaugesare mounted to have poisson's arrangement. if the gauges are each of 100 resistance and the gauge ...
November 27, 2013 by Sarsi

Physics
A wheel and axle arrangement has an axle with a diameter of 25cm. A rope is wrapped around the axle and is supporting a load of 2 tonnes. 1)If the mechanical advantage of the system is 30, determine the diameter of the wheel. ANSWER = m 2)Determine the effort required to ...
May 20, 2013 by Danny

Chemistry
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 235.0 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 15, 2012 by Anonymous

physics
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 206.5 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 15, 2012 by y

science
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 152.0 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 16, 2012 by fatine

math
A hollow steel tube, 4 m long, has walls 5 mm thick and is open at each end. if the outer diameter is 41 cm, what's the inner diameter?
March 25, 2011 by James

physics
1.A 500.0 g mass is placed on a 20.0 cm cube of gelatin. The 500.0 g mass (a 5.00 cm diameter disk) depresses the gelatin 0.243 mm. What is Young's modulus for this gelatin? ____________N/m^2 Later, a 2.00 kg mass disk (5.00 cm in diameter) is placed on the gelatin and the ...
December 4, 2011 by sand

physics
1.A 500.0 g mass is placed on a 20.0 cm cube of gelatin. The 500.0 g mass (a 5.00 cm diameter disk) depresses the gelatin 0.243 mm. What is Young's modulus for this gelatin? ____________N/m^2 Later, a 2.00 kg mass disk (5.00 cm in diameter) is placed on the gelatin and the ...
December 5, 2011 by sand

physics
1.A 500.0 g mass is placed on a 20.0 cm cube of gelatin. The 500.0 g mass (a 5.00 cm diameter disk) depresses the gelatin 0.243 mm. What is Young's modulus for this gelatin? ____________N/m^2 Later, a 2.00 kg mass disk (5.00 cm in diameter) is placed on the gelatin and the ...
December 5, 2011 by sand

Math
A steel reinforcing rod is 12 ft. long and 1" thick in diameter. If a cubic foot of steel weighs 490 lb., how much does the rod weigh (to the nearest pound)?
April 30, 2014 by Rhett cowley

physics
Comic-book superheroes are sometimes able to punch holes through steel walls. (a) If the ultimate shear strength of steel is taken to be 3.00 x 10^9 Pa, what force is required to punch through a steel plate 1.90 cm thick? Assume the superhero's fist has cross-sectional area of...
February 1, 2013 by anthony

physics
A mass of 12.7 kg is hanging by a steel wire 1.02 m long and 1.12 mm in diameter. If the mass is pulled down slightly and released, what will be the frequency of the resulting oscillations? Young's modulus for steel is 2.0 1011 N/m2.
April 23, 2011 by Diana

physics
Comic-book superheroes are sometimes able to punch holes through steel walls. (a) If the ultimate shear strength of steel is taken to be 2.90 109 Pa, what force is required to punch through a steel plate 2.10 cm thick? Assume the superhero's fist has cross-sectional area of 1....
April 16, 2012 by Anonymous

Solid Mechanics
Determine the ratio of strenghts of a solid steel column to that a hollow column of the same material and having the same cross sectional area. The internal diameter of the hollow column is 1/2 of its external diameter. Both the columns are same length and are pinned at their ...
August 8, 2012 by rakesh

Physics
How much heat is required to raise the temperature of a 4.3-kg block of steel by 48 K? (The specific heat of this steel is 450 J/kg K.)
July 31, 2012 by Sierra

physics
Find the diameter of an 18 m(L) long steel wire that will stretch no more than.009 m AL when a load stress of 3800 N is hung on the end of the wire. The Young's Modulus for steel wire is 200 x 109 N/m2?
December 27, 2013 by farid

Chemistry
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 359.5 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 16, 2012 by Please Help Me!!!!!!!!

Material Science
1. You are specifying materials for a design; the design calls out for the use of steel tube. The tubes will be in a state of tension with a load of 15,000 lbf. Your analysis is done using 1018 hot-rolled steel. The tubes are 2" O.D, with a wall thickness of 0.32". A) ...
December 15, 2009 by anon434

Physics please help!!
Piston 1 has a diameter of 0.524cm Piston 2 has a diameter of 5.64 cm. In the absence of friction, determine the force required on piston 1 necessary to support an object, m, with weight 1072 N. (Neglect the height difference between the bottom of the two pistons, and assume ...
March 15, 2011 by Megan

Chemistry
to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 200.5 ppm and is initially uniform through the thickness of the steel. The atmosphere of the ...
December 15, 2012 by Ankur

physics
A 15-kg chandelier is suspended from the ceiling by four vertical steel wires. Each wire has an unloaded length of 5 m and a diameter of 6 mm, and each bears an equal load. When the chandelier is hung, how far do the wires stretch? (The Young's modulus for steel is 2.00 1011 N...
April 16, 2011 by Anonymous

help
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 478.5 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 16, 2012 by Anonymous

Chemistry
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 193.5 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 14, 2012 by Odesa

chemistry
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 244.5 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 14, 2012 by Anonymous

Chemistry
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 379.0 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 14, 2012 by Joel

chemistry
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 165.0 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 14, 2012 by kiril

chemistry
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 165.0 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 14, 2012 by vanesa

chemistry
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 141.0 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 14, 2012 by troubled student

chemistry
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 490.5 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 14, 2012 by luis

CHEMISTRY
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 165.0 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 14, 2012 by dato

chemistry
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 165.0 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 14, 2012 by student

chimistry
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 100.0 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 14, 2012 by School girl

chemistry
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 263.5 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 14, 2012 by kkr

Chemistry
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 200.5 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 15, 2012 by Ankur

Chemistry
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 359.5 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 15, 2012 by T

Chemistry
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 211.5 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 15, 2012 by Odesa

chemistry
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 213.5 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 15, 2012 by asd

Chemistry
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 325.5 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 15, 2012 by JoeBob

Chemistry
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 299.0 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 15, 2012 by December

chemistry
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 390.5 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 15, 2012 by mike

chemistry
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 176.0 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 16, 2012 by cuie

chemistry
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 223.0 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 17, 2012 by hk

Chemistry help please
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 359.5 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 16, 2012 by T

physics
If the ultimate shear strength of steel is taken to be 2.00 109 Pa, what force is required to punch through a steel plate 1.60 cm thick? Assume the superhero's fist has cross-sectional area of 1.20 102 cm2 and is approximately circular. answer in Newtons
November 6, 2010 by john

Physics
Steel is very stiff, and the Young's modulus for steel is unusually large, 2.01011 N/m2. A cube of steel 25 cm on a side supports a load of 85 kg that has the same horizontal cross section as the steel cube. What is the magnitude of the "normal" force that the steel cube ...
February 25, 2011 by Janet

chemistry
The carbon concentration in the steel before carburization is 366.5 ppm and is initially uniform through the thickness of the steel. The atmosphere of the carburizing furnace maintains a carbon concentration of 8040.0 ppm at the surface of the steel. Calculate the time ...
December 16, 2012 by opppp

Engineering Science
If a helical tension spring consisting of 12 live coils of inch steel wire and of 1 inch mean diameter is attached to the end of another helical tension spring of 18 live coils of inch steel wire and of 1 inch mean diameter, calculate the largest load (kN) that may be ...
March 25, 2014 by Aim Senallagam

Chemistry
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 243.0 ppm and is initially uniform through the thickness of the steel. The atmosphere of...
December 15, 2012 by Desperate

Dynamics
Okay so I have a 1/2 in thick ellipsoidal steel plate where (p=493 lb/ft^3) and it has a major axis diameter of 4ft and a minor of 2ft. the plate rolls w/out slipping (friction=0.15) and in a vertical position has an angular velocity of of w=4 rad/s(i.e. the 4 ft diameter is ...
April 19, 2012 by Micheal

physics
A stairwell is supported by two circular steel rods at one end. The other end supported above. The two steel rods are subjected to a total load of 12,800lbs. The rods are 24 ft long and E=30*10^6 psi. Select the rod based on the following specs. The rod deformation should not ...
April 17, 2010 by stacey graham

physics
A stairwell is supported by two circular steel rods at one end. The other end supported above. The two steel rods are subjected to a total load of 12,800lbs. The rods are 24 ft long and E=30*10^6 psi. Select the rod based on the following specs. The rod deformation should not...
April 17, 2010 by stacey graham

physics
A stairwell is supported by two circular steel rods at one end. The other end supported above. The two steel rods are subjected to a total load of 12,800lbs. The rods are 24 ft long and E=30*10^6 psi. Select the rod based on the following specs. The rod deformation should not ...
April 18, 2010 by stacey graham

Physics
Tidal Energy. If we model 2 blades as thin uniform steel bars 15.0m long and .25m in diameter, at what rate (radians/second and revolutions per minute) must they spin for a turbine to store 10^6 J of energy? Keep in mind that the density of steel is 7800kg/m^3 and density is ...
November 3, 2007 by Christina

Physics
A 2.2m of steel wire hangs vertically down from a support. A 1.5m length of brass wire of the same diameter is attached to the lower end of the steel wire.when a 10 kg mass is attached to the lower end of the brass wire a total extension of 0.05 m is produced. by how much does...
January 10, 2013 by Joseph

History, Social Studies
People had known how to make steel since ancient times, but many historians claim steel caused a second industrial revolution at the end of the nineteenth century. Name the two innovators and the innovations in the production of steel that triggered the revolution. Explain why...
March 19, 2012 by Roxannedaly

physic
A copper sheet of thickness 2.01 mm is bonded to a steel sheet of thickness 1.07 mm. The outside surface of the copper sheet is held at a temperature of 100.0C and the steel sheet at 22.9C. a) Determine the temperature (in C) of the copper-steel interface. b) How much heat...
April 11, 2011 by help me please:-(( Urgetnt

Physics
A copper sheet of thickness 2.49 mm is bonded to a steel sheet of thickness 1.51 mm. The outside surface of the copper sheet is held at a temperature of 100.0C and the steel sheet at 24.1C. a) Determine the temperature (in C) of the copper-steel interface. b) How much heat ...
January 28, 2014 by Lyra

university physics
A copper sheet of thickness 2.19 mm is bonded to a steel sheet of thickness 1.13 mm. The outside surface of the copper sheet is held at a temperature of 100.0C and the steel sheet at 25.7C. a) Determine the temperature (in C) of the copper-steel interface. b) How much heat ...
December 4, 2012 by jane

physics
A copper sheet of thickness 2.09 mm is bonded to a steel sheet of thickness 1.35 mm. The outside surface of the copper sheet is held at a temperature of 100.0C and the steel sheet at 26.3C a) Determine the temperature (in C) of the copper-steel interface b) How much heat is...
December 9, 2011 by maria

Math
What nominal annual rate of interest compounded yearly is required to double an investment in 13 years?
November 10, 2012 by Lexie

Physics (Stress & Strain)
The ultimate strength of a steel rod is 550.000MPa. If the factor of safety of 3.000 is required, what is the maximum permissible load for the rod if it has a diameter of 4.100cm? ANS = kN (Round to 3 decimal places) ultimate strength = 550.000MPa Factor of safety = 3.000 Rod ...
June 27, 2013 by Danny

Physics (Stress & Strain)
The ultimate strength of a steel rod is 550.000MPa. If the factor of safety of 3.000 is required, what is the maximum permissible load for the rod if it has a diameter of 4.100cm? ANS = kN (Round to 3 decimal places) ultimate strength = 550.000MPa Factor of safety = 3.000 Rod ...
June 28, 2013 by Danny

Physics (Stress & Strain)
A hole 3cm in diameter is to be punched out of a steel plate 8cm thick. The shear stress of the material is 670GPa. What load is required on the punch? 3cm = 0.03m 8cm = 0.08m Lateral surface area (As) = pi*D*h = 3.1416 * .03m * .08m = 3.1416 * .0024m = .007539m Force = Stress...
June 26, 2013 by Danny

Physics (Stress & Strain)
A hole 3cm in diameter is to be punched out of a steel plate 8cm thick. The shear stress of the material is 670GPa. What load is required on the punch? 3cm = 0.03m 8cm = 0.08m Lateral surface area (As) = pi*D*h = 3.1416 * .03m * .08m = 3.1416 * .0024m = .007539m Force = Stress...
June 26, 2013 by Danny

physics please helpp
A copper sheet of thickness 2.09 mm is bonded to a steel sheet of thickness 1.35 mm. The outside surface of the copper sheet is held at a temperature of 100.0C and the steel sheet at 26.3C. a) Determine the temperature (in C) of the copper-steel interface? b) How much heat ...
December 10, 2011 by maria

mechanics
The change in length of a steel wire under an applied load can be halved by keeping all other conditions constant but using: A. a different material having a Young's modulus half that of steel B half the cross sectional area of the steel wire C half the length of steel wire D ...
February 24, 2013 by dmkp

math - grade 7
determine the diameter of a circle with a radius of 4.26m. determine the area of the circle with diameter is 8mm.
January 24, 2013 by deb

physics
1.An elastic cord is 5.0m long and 1.0cm in diameter and acts as a spring with spring constant 70 N/m, what is the young's modulus for this material? 2.A heavy uniform beam of mass 8000 kg and length 2.0m is suspended at one end by a nylon rope of diameter 2.5 cm and at the ...
March 15, 2010 by Sandhya

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