In a steam power station the coal consumption is 0'4 kg per kwh output. if the calorific value of coal is 6800 kcall kg , boiler efficiency 70% and mechanical and electrical efficiency of alternator is 90%, prepare roughly the heat balance sheet for the power station.
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How do you tell if someone actually cares about you? and just say they do?
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4. a 75.0 g piece of ag metal is heated to and dropped into 50.0 g of water at the final temperature of the mixture is what is the specific heat capacity of silver? 5. a 465 g chunk of iron is removed from petrucci, ralph h.. general chemistry (p. 290). pearson education. kindle edition.
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Physics, 22.06.2019 13:20
Ahanging spring stretches by 35.0 cm when an object of mass 450 g is hung on it at rest. in this situation, we define its position as x = 0. the object is pulled down an additional 18.0 cm and released from rest to oscillate without friction. what is its position x at a moment 84.4 s later? express your answer in cm.
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Physics, 22.06.2019 14:30
Alandscaper is shopping for landscaping materials. she wants to use materials through which water flows easily. which materials should she choose? check all that apply. clay gravel granite rocks with cracks loosely packed soil
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In a steam power station the coal consumption is 0'4 kg per kwh output. if the calorific value of co...
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