Will promptly rate any acceptable response as a life saver

Assignment Help Civil Engineering
Reference no: EM13544614

1.According to the National Design Specification for Wood Construction (NDS), the tension PARALLEL to the grain, Ft, is less than the compression PARALLEL to the grain, Fc, why?

Will promptly rate any acceptable response as a life saver.

2.Write a brief description (1-3 paragraphs) of the Saint Venant equations (words only, no equations) comparing them to the Navier-Stokes equations, emphasizing the ASSUMPTIONS on which they are based.

Reference no: EM13544614

Questions Cloud

Power is required of force motor exerts on cab via cable : A fully loaded, slow-moving freight elevator has a cab with a total mass of 1150 kg, which is required to travel upward 49 m in 3.1 min, starting and ending at rest. The elevator's counterweight has a mass of only 1025 kg, and so the elevator motor m..
Other forces also act on the particle : Force on a Particle A force F = (4.0 N)i + (c N)j acts on a particle as the particle goes through displacement d = (4.0 m)i - (2.0 m)j. (Other forces also act on the particle.) What is the value of c if the work done on the particle by force F is eac..
What is the tension in the string : You whirl a 0.50 kg rock on a string over your head. It takes 1.0 second for the rock to make a complete revolution. The string is 1.5 m long. What is the velocity of the rock, What is the centripetal acceleration of the rock, What is the tension in ..
What work is done on the crate by the workers force : To pull a 30 kg crate across a horizontal frictionless floor, a worker applies a force of 190 N, directed 20° above the horizontal. The crate moves 3.0 m. (a) What work is done on the crate by the worker's force? (b) What work is done on the crate by..
Will promptly rate any acceptable response as a life saver : Write a brief description (1-3 paragraphs) of the Saint Venant equations (words only, no equations) comparing them to the Navier-Stokes equations, emphasizing the ASSUMPTIONS on which they are based.
The description should include a brief history : Write a brief (No more than a few paragraphs plus the equations themselves on a) description of the three-dimensional unsteady Navier-Stokes equations as applied to water. The description should include a brief history
Determine the dynamic viscosity of glycerin at 85 degrees : Two parallel plates, one moving at 4m/s and the other fixed, are seperated by a 5mm thick layer of oil of specific gravity 0.80 and kinematic viscocity 1.25 X 10^-4 m2/s. What is the average shear stress in the oil?
Classify the soils using the given grain size distribution : Classify the following soils using the given grain size distribution (ASTM system) and Atterberg Limits data:
Compute the circumferential stress to which the wall : The length of a reading room in a library is 10 m and its breadth is 8 m. Compute the distributed live load, assuming the basic value of the load to be 2873 N/m2.

Reviews

Write a Review

Civil Engineering Questions & Answers

  Calculate the amplitude of vertical motion of the machine

A machine is supported on four steel springs for which damping can be neglected. The natural frequency of vertical vibration of the machine-spring system is 200 cycles per minute. The machine generates a vertical force p(t)=p0sinwt.

  Compute the magnitude of the load changes in length

A brass alloy has a yield strength of 280 MPa, a tensile strength of 390 MPa, and an elastic modulus of 105 GPa. A cylindrical specimen of this alloy 12.7 mm in diameter and 250 mm long is stressed in tension and found to elongate 7.6 mm

  Calculate the work done and heat transfer

Tank A has a volume of 100 liters and contains saturated vapor r-134 at 30C. With the valve open slightly flow enters cylinder B. a pressure of 200kpa is required to lift piston in b. the process ends when the pressue at A drops to 200kPa.

  Determine an appropriate pipe diameter and slope for reach

Determine an appropriate pipe diameter and slope for this reach, and establish the pipe invert elevations at the upper and lower manholes. Assume that a minimum earth cover of 2 m above the pipe crown is required.

  Solve the quadratic equation in as for requirement

Select the number and size of reinforcing bars required to resist a total factored moment of 180 ft. kips for a rectangular section with b = 12 in., d = 19.5 in., h = 24 in., fc = 4 ksi, and fy = 60 ksi. Check for minimum reinforcement requirement..

  Calculate the percentage of change in total volume

Calculate the percentage of change in total volume with respect to its initial volume when a specimen of this clay is completely dried from a water content of 80%. Assume that the clay remains saturated from liquid limit to shrinkage limit.

  Determine the time at which the pressure in the tank

The velocity out of the tube may be approximated by V = √(2(p-patm)/ρ), where p is the absolute tank pressure. Determine the time at which the pressure (gage) in the tank is 20 kPa if the initial pressure is 40 kPa (gage)

  Determine the true horizontal legth of the distance measured

A 100-ft steel tape was used in the field to measure a distance of 247.53 ft. the following data represents the conditions in the field at the time of measurement: tempreture = 41 F, tension = 30 ib, and tape supported at ends only.

  Determine the elevation and stationing of the low point

A 1400-ft-long sag vertical curve (equal tangent)has a PVC at station 115 + 00 and elevation 750 ft. The initial grade is -3.5% and the final grade is +6.5%. Determine the elevation and stationing of the low point, PVI, and PVT

  An elevator drive sheave of diameter 1 m and negligible

an elevator drive sheave of diameter 1 m and negligible mass is mounted on a shaft midwaynbspbetween bearings which are

  Determine the temperature rise that will cause joint to fail

the block is fitted between the fixed supports. if the glued joint can resist a maximum shear stress of T(allow)=2ksi, determine the temperature rise that will cause the joint to fail. Take E= 10(10^3)ksi, v=0.2

  Determine how many buses needed to provide service on route

Determine how many buses needed to provide service on the following route with the indicated characteristics: -Route length: 16 miles (one way) -Headway: 15 minutes -Average number of stops made during run, one direction: 22

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