Answers by Statler

Answers by Statler

A heat engine has a cold reservoir of 250 k and a hot reservoir of 715 k. What is the maximum efficiency of the engine? a. 65. 0% b. 60. 8% c. 73. 6% d. 58. 6% e. 69. 1%.

answered Nov 30, 2023

18 votes

302k views

Please help with 16 and 18

answered Mar 8, 2023

13 votes

69.1k views

Select your responses from the lists that best complete the paragraph about Louisiana and the progressive Progressivism was a __________ during the late nineteenth century and the early twentieth century.

answered Feb 12, 2023

26 votes

287k views

Sally saved 65% of her pay check. If she made $500, how much did she save?

answered Dec 12, 2022

21 votes

379k views

What is the legislative branch called?

answered Nov 8, 2022

24 votes

38.7k views

A person is rowing across the river with a velocity of 4. 5 km/hr northward. The river is flowing eastward at 3. 5 km/hr. What is the magnitude of her velocity (v) with respect to the shore?

answered Aug 21, 2022

19 votes

54.7k views

1.) why were coins originally made from precious metals such as gold or silver rather than cheaper metals such as copper? 2.) what is the major difference in metal composition of canadian coins compared

answered Jul 15, 2022

11 votes

41.7k views

The density of a gas cannot be measured. True False

answered May 19, 2022

19 votes

174k views

Hi good day plss help me plssssssssss i need yoyre help now plss

answered Mar 20, 2022

12 votes

233k views

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