Cable lifts a elevator at a constant velocity
A cable lifts a 1000 kg elevator at a constant velocity for a distance of 33 m. What is the work done by each of the following?
(a) the tension in the cable
(b) the elevator's weight
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Do the electrons flow from the zincelectrode to the nickel electrode or from the nickel to the zinc?e. In which directions do the cations and the anions migrate through the solution?
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Calculate (a) the work output of the turbine (kJ/kg), (b) the feed pump work (kJ/kg), (c) the heat rejected in the condenser (kJ/kg), and (d) the thermal efficiency of the plant.
If 5.00 g helium gas is added to a 1.00 L balloon containing 1.00 g of helium gas, what is the new volume of the balloon? Assume there is no change in temperature and pressure.
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