Production of thermal energy
How can you relate the flow of electrical current through a resistor to the production of thermal energy? Describe what happens on an atomic and molecular level.
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A steel wide flange beam W14 X 26 carries the load. Compute the maximum deflection between the supports and at each end. The beam is seperated into sections A,B,C,D,E.
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A projectile of mass 0.831 kg is shot straight up with an initial speed of 28.9 m/s. If the projectile rises to a maximum height of only 7.27 m, determine the magnitude of the average force due to air resistance.
A point charge q1 =-5.00 nC is at the point x=1 meters, y=2 meters. A point charge q2=+10 nC is at the point x = 2 meters, y=0. (a) Calculate the electric potential at the origin due to q1.
The activation energy for a reaction A ----> B is 114.0 kJ/mol. If a catalyst increases the rate of reaction by a factor of 2.20 × 10^6 at 25.0 oC, what is the activation energy (kJ/mol) of the catalyzed reaction ?
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