What is the ratio of the final stored energy
If a parallel-plate capacitor is disconnected from a battery before the separation between the plates is doubled, what is the ratio of the final stored energy to the initial stored energy?
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Based on inernal energy considerations, what dislocation density in Cu is needed to make the crystalline form of Cu unstable with respect to the liquid form? What would be dislocation spacing be at this density? Comment on your answer.
The Hall-effect is used to determine the mobility of holes in a p-type silicon. Assume the bar resistivity is 20,000 ohm -cm the magnitude of Bz = 0.1 wb / m2, and d = w = 3 mm The measured value of the current and hall voltage are 100 mu A and 10
Determine (a) the initial and final temperatures, (b) the mass of liquid water when the piston first starts moving, and (c) the work done during this process. Also, (d) show the process on a P-v diagram.
What is the thermal resistance associated with a wall that is 2.5m high by 6.5m wide ( having 10 studs, each 2.5m high)? assume surfaces parallel to the x-direstion are adiabatic.
A single degree of freedom system has a concentrated mass weighing 38.6 lb, a spring constant of 22.5 lb/in and a damping coefficient of .6 lb-sec/in.
Using energy methods, find the magnitude and direction of the force on the inner cylinder when it is displaced by a small amount with respect to the outer one. Expain how this force arises.
Assume the density of air is 1.16 kg/m3, and neglect the weight of the ropes and the cage. (b) Also, determine the maximum amount of load, in kg, the balloon can carry.
An insulated,thin walled pipe of 100mm diameter is used to transport water to equipment that operates outdoors and uses the water as a coolant.
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