Work-Energy Theorem: A 1000-kg car experiences a net force of 9500 N while slowing down from 30 m/s to 15.9 m/s. How far does it travel while slowing down?
A. 34 m
B. 31 m
C. 37 m
D. 41 m
Answer: A
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a. True b. False Indicate whether the statement is true or false
How much power is theoretically available from a mass flow of 1000 kg/s of water when it falls a vertical distance of 100 meters?
A. 980 kW B. 98 kW C. 4900 W D. 980 W E. 9600 W
Compared to the gravitational force on a 1 kg object, the gravitational force on a 2 kg object is
A) the same. B) nine times larger. C) four times larger. D) twice as large. E) None of the above.
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What is the corresponding temperature in the Fahrenheit and Kelvin scales? (c) The boiling point of liquid nitrogen is 77.0 K. What is the corresponding temperature in the Fahrenheit and Celsius scales?