Differentiate ideal materials and real materials
What is the difference between Ideal Materials and Real Materials? Is there a difference in strength and why do we see this difference? What is the transition crack length and why is it relevant to fracture mechanics.
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Lead sulfide, PbS (commonly called galena), has the same formula as ZnS. Does PbS have the same solid structure as ZnS? If different, how are they different?
Additional air is admitted from the supply line, causing the piston to rise another 20mm. What is the pressure inside the cylinder at this point?
What is the horsepower delivered to the plant? do not neglect friction. If all the friction is converted to heat, what will the rise of temperature in the water?
The law of conservation of momentum applies to a collision between two bodies if: a. they exert equal and opposite forces on each other. b. they exert forces on each other respectively proportional to their masses.
What is the difference between Ideal Materials and Real Materials? Is there a difference in strength and why do we see this difference?
Brass is a substitution alalloy consisting of a solution of copper and zinc. A particularsample of red barss consisting of 78% Cu and 22.0% Zn by mass has adensity of 8760 Kg/m^3. what would the molarity and molaity of Znin this soultion be ?
State the degrees of freedom for this experiment: Using minitab or hand calculate the test statistic: (Enter to the nearest whole value) State the decision as either r for reject Ho or f for fail to reject Ho:
A computer disk rotates at a constant angular speed of 34.1rad/s while being read. when searching for a file, the disk spins for 0.892s. a) what is the angular displacement of the disk during this time?
A common laboratory reaction is the neutralization of an acid with a base. When 60.0 mL of 0.25 M nitric at 24.5 degree C is added to 60.0 mL of 0.275 M NaOH at 24.5 degree C in a coffee cup calorimeter, the temperature of the mixture rises to 30.
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