Acheetah runs with a constant speed of 8 m/s. how far has the cheetah gone after 25 seconds?

Which career professionals are part of the architecture and construction career cluster? check all that apply. a. civil engineers b. carpenters c. landscapers d. plumbers e. surveyors f. civil drafters

Acoal-fired plant generates 600 mw of electric power. the plant uses 4.8 x 10^6 kg of coal each day, and the heat of combustion of coal is 3.3x 10^7 j/kg. the steam that drives the turbines is at a temperature of 300° c, and the exhaust water is at 37° c. (a) what is the overall efficiency of the plant for generating electric power? (b) how much thermal energy is exhausted each day? (c) what is the change in entropy of the universe for this heat engine? (d) using the same heat reservoirs, what is the maximum possible (carnot) efficiency for a heat engine?

If an electric circuit is not grounded it is best to reach out and touch it to provide the ground a.true or b.false