Physics, 02.12.2021 04:00 dreamadoreaa
An engine has an ideal efficiency of 37%, and the cold reservoir is 15°C. What is the temperature of the
hot reservoir? Convert the efficiency to a decimal before solving. Round the answer to the nearest
tenth.
457.1 K
O 301.47K
275.09K
498.78K
Answers: 3
Physics, 21.06.2019 21:30
Apendulum has a mass of 1.5 kg and starts at a height of 0.4 m. if it is released from rest, how fast is it going when it reaches the lowest point of its path? acceleration due to gravity is g = 9.8 m/s2. a. 2.8 m/s b. 0 m/s c. 5.9 m/s d. 4.3 m/s
Answers: 1
Physics, 23.06.2019 00:00
If water vapor with the mass of 35.0 grams is cooled and condensed into water in a closed system such as a closed glass jar, what is the mass of the water after the water vapor completely condenses? a) 34.5 grams b) 35.0 grams c) 35.5 grams d) the mass cannot be determined without knowing the volume
Answers: 2
An engine has an ideal efficiency of 37%, and the cold reservoir is 15°C. What is the temperature of...
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