Jason takes off across level water on his jet-powered skis. The combined mass of Jason and his skis is 75 kg (the mass of the fuel is negligible). Water exerts a force of 200 N on the skis
The coefficient of kinetic friction between skis and water is 0.10. Unfortunately, the skis run out of fuel after only 90 s. What is Jason's top speed? A) 150 m/s
B) 240 m/s
C) 24 m/s
D) 90 m/s
A
You might also like to view...
The portion of the electromagnetic spectrum between the 21 cm line of neutral hydrogen and the 18 cm line of OH is known as the ____________________
Fill in the blank(s) with correct word
The Moon is gravitationally attracted to Earth. Is Earth gravitationally attracted to the Moon?
A. No, the Moon has no gravity. B. Yes, but the force of attraction is less. C. Yes, and the force of attraction is the same. D. Yes, but the force of attraction is greater.
Like the RR Lyrae stars, Cepheids are all similar in luminosity, hence their use in measuring stellar distances
Indicate whether the statement is true or false
A space probe has an 24.7-m length when measured at rest. What length does an observer at rest measure when the probe is going by at a speed of 0.860c?
a. 25.2 m c. 9.19 m b. 6.43 m d. 12.6 m