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(a) What minimum amount of energy does this acceleration require from the spaceship's fuel, assuming perfect efficiency?
(b) How much fuel would it take to provide this much energy if all the rest energy of the fuel could be transformed to kinetic energy of the spaceship?
Phil Mickelson launches a gold ball from the tee with a speed of 45.0 m/s at 35 degrees above the horizontal. calculate the horizontal distance to the green
The nucleus of an atom has a radius of about 7.9Ã-10-15 m. The electron is normally at a distance of about 3.4Ã-10-11 m from the nucleus, Find the volume of the nucleus
A skyrocket explodes just as it reaches the top of its trajectory at a height 1.31 km above the ground. With what speed was the shrapnel ejected by the explosion
Two forces, and , act on the 7.00-kg block shown in the drawing. The magnitudes of the forces are F1=55.5 N and F2=33.5 N. Find the horizontal acceleration of the block
A NASCAR racecar rounds one end of the Martinsville Speedway. What is the force responsible for the centripetal acceleration in this case
A weather balloon is designed to expand to a maximum radius of 17 m when in flight at its working altitude where the air pressure is 0.034 atm, what is its radius at lift-off
An ore sample weighs 17.50 N in air. When the sample issuspended by a light cord and totally immersed in water, Find the total volume and the density of the sample
Find the fundamental frequency and the next three frequencies that could cause a standing-wave patterns on a string that is 26.0 m long, has a mass per length of 9.00 10-3 kg/m, and is stretched to a tension of 24.0 N.
A reflecting telescope has a main mirror with fM = 620 mm. If an eyepiece with a magnification of 15 is used, what is the total magnification of the telescope
In a ballistic pendulum demonstration gone bad, a 0.54g pellet, fired horizontally with kinetic energy 3.40J, how much kinetic energy did the pellet have after emerging from the Styrofoam
An ice cream cone is filled with melted vanilla ice cream of density 1.21g/cm3 The cone is 10.1cm long and has a diameter of 6.1 cm at the larger top end. Find the gauge pressure at the bottom of the cone
How many conduction electrons are there in a 5.00 diameter gold wire that is 40.0 long? How far must the sea of electrons in the wire move to deliver -39.0 of charge to an electrode
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