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Question: The motor of a ski boat generates an average power of 7.20 x 104 W when the boat is moving at a constant speed of 11 m/s. When the boat is pulling a skier at the same speed, the engine must generate an average power of 8.00 x 104 W.
Part A: What is the tension in the tow rope that is pulling the skier?
I need help to find the tension in the tow rope that is pulling the skier.
If N is 25mm, the focal length of a certain microscope's eyepiece is 12.5 mm and the magnification of its objective lens is 50, what is the overall magnification of the microscope
A 26.0 kg block atrest on a horizontal frictionless table is connected to the wallvia a spring with a spring constant k= 34.0 N/m. A 2.30E-2 kgbullet travelling with a speed of 5.000E+2 m/s embeds itself in the block. What is the amplitude of the ..
a vessel at rest explodes breaking into three pieces. two pieceshaving equal mass fly off perpendicular to one another
Three moles of an ideal monatomic gas are at a temperature of 340 K. Then 2701 J of heat is added to the gas, What is the final temperature of the gas
A spherical conducting shell has 12 microcoulombs of positive charge on it. The radii of the shell are r(inner)=12 cm and r(outer)=2r(inner). A particle of -4 microcoulombs is placed at the center of the shell. Provide a sketch of the electric fie..
An obstacle has a velocity of 290 km/h and drops with an angle of 30 degrees. It hit's the ground at d=700m. How long was the obstacle in the air
In an amusement park water slide, people slide down an essentially frictionless tube. They drop 2.8 m and exit the slide, moving horizontally, What horizontal distance do they travel from the exit point
A string is fixed at both ends and is vibrating at 119 Hz, which is its third harmonic frequency. Determine the length of the string
Two ice skaters, Daniel (mass 70.0 ) and Rebecca (mass 45.0 ), are practicing. Daniel stops to tie his shoelace and, while at rest, is struck by Rebecca, What is the magnitude of Daniel's velocity after the collision
q1. an electron starts from rest 75.5 cm from a fixed point charge with q -0.150 microc. how fast will the electron be
A sealed cubical container 12.0 cm ona side contains three times Avogadro's number of molecules at atemperature of 22.0°C. Find the force exerted by the gas
A double slit is opposite the center of a 1.7-m wide screen 1.9 m from the slits. How many fringes are visible on the screen if the slit is illuminated by 648-nm light
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