What is the strain in the post

Assignment Help Physics
Reference no: EM13341040

A vertical solid steel post 25 cm in diameter and 3.50 m long is required to support a load of 7100 kg. You can ignore the weight of the post.

(a) What is the stress in the post?

Pa

(b) What is the strain in the post?

(c) What is the change in the post's length when the load is applied?

m

Reference no: EM13341040

Questions Cloud

Explain 2-chloro-2-methylpropane in the silver nitrate test : 2-chlorobutane reacts much more slowly than 2-chloro-2-methylpropane in the silver nitrate test. Explain this difference in reactivity
Calculate the angle through which the part rotates : A machine part rotates at an angular speed of 0.40 rad/s; its speed is then increased to 2.0 rad/s at an angular acceleration of 0.76 rad/s2
What strategies organisations can adopt to minimise the risk : How the use of budgets in planning and controlling an organisation's activities may create incentives for unethical behaviour.
State clo2 solution and a solution containing hydroxide ions : Consider the reaction that occurs when a CLO2 solution and a solution containing hydroxide ions (OH-)are mixed at ) degree celcius @CLO2(aq)+ 2OH-(aq)-----CLO3-(aq) + CLO2- (aq) + H2O(l)
What is the strain in the post : A vertical solid steel post 25 cm in diameter and 3.50 m long is required to support a load of 7100 kg. You can ignore the weight of the post. What is the strain in the post
Explain the best lewis structure a resonance structure : In which one of the following species is the best Lewis structure a resonance structure. a. NH3 b. CO2 c. SF6 d. O2 e. CO32
Calculating payback : Calculating Payback. An investment project provides cash inflows of $585 per year for 8 years. What is the project payback period if the initial cost is $1,700? What if the initial cost is $3,300? What if it is $4,900?
Find the maximum velocity and total energy of the mass : obtain the equation of motion for a 125g mass at the end of a perfectly elastic spring which when stretched 14.5 cm from equilibrium,  find the maximum velocity and total energy of the mass
Describe how the payback period is calculated : Describe how the payback period is calculated and describe the information this measure provides about a sequence of cash flows. What is the payback criterion decision rule?

Reviews

Write a Review

Physics Questions & Answers

  What is the ratio qb/qa and eb/ea

Two metal spheres of different sizes are charged such that the electric potential is the same at the surface of each, What is the ratio QB/QA and EB/EA

  What is the persons acceleration

If a 60.0 kg person slides down an incline angled 25%u02DA below the horizontal and friction IS present with a coefficient of kinetic friction equal to k = 0.450. What is the person's acceleration

  What is the power of the battery

Pulling down on a rope, you lift a 4.49 kg bucket of water from a well with an acceleration of 1.50 m/s2. What is the tension in the rope.

  What is the change in energy of the capacitor

A parallel-plate capacitor in air has a plate separation of 1.42 cm and a plate area of 25.0 cm2. What is the change in energy of the capacitor

  What is the mass of the upper block

a block 20cm wide by 60 cm long balances (symetrically on a similar block which is fixed to the ground. What is the mass of the upper block

  What thrust does the engine develop at lift off

A rocket has a total mass of 1.00 x 105Kg and a burnout mass of 1.00 x 104Kg, including engines, shell, and payload. What thrust does the engine develop at lift off

  At what speed does the ball hit the ground

A ball is kicked with initial velocity of 14.9 m/s in the horizontal direction and 15.7 in the vertical direction. At what speed does the ball hit the ground

  What minimum speed did the electron have before collision

a sodium atom emits a photon with wavelength 818 nm shortly after being struck by an electron

  Calculate how many nuclei are in the beam

A beam of nuclei is used for cancer therapy. Each nucleus has an energy of 183 MeV, How many nuclei are in the beam

  How far did the center of mass of the real system move?

Two identical 0.11 kg blocks (labeled 1 and 2) are initially at rest on a nearly frictionless surface, connected by an unstretched spring, how far did the center of mass of the real system move

  What is the induced emf in the rod

A slender rod with a length of 0.300m rotates with an angular speed of 8.80rad/s about an axis through one end and perpendicular to the rod. What is the induced emf in the rod

  Find the angle at which the photon is scattered

A photon undergoing Compton scattering has an energy afterscattering of 800 keV, and the electron recoils with an energy of 200keV

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