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Suppose that you have found a way to convert the rest energy of any type of matter directly to usable energy with an efficiency of 57.0%.How many liters of water would be sufficient fuel to very slowly push the Moon 1.90 mm away from the Earth? Use the following values for the density of water ?water = 1.00 kg / liter, the Earth's mass Mearth = 5.97 × 10^24 kg, the Moon's mass Mmoon = 7.36 × 10^22 kg, and the separation of the Earth and Moon dE,M = 3.84 × 10^8 m.
A block is released and slides without friction down at plane inclined at angle theta from the horizontal. Calculate the height of the incline
A small statue is recovered in an archaeological dig. Its weight is measured to be 2.1 lb and its volume 0.06 ft3, What is the statue's weight density
A typical steel B-string in a guitar resonates in its fundamental frequency at 240 Hertz. Find the wavelength of the third harmonic of the guitar string
A refinery buys gas that is metered at 52 degrees F and 250 psig. The refinery pays for the gas in a price per SCF. How many SCF were purchased
Consider the expansion of 60.0 moles of a monatomic ideal gas along processes 1 and 2 in the figure below. In process 1 the gas is heated at constant volume from an initial pressure of Pi = 95 kPa to a final pressure of Pf = 190 kPa. In process 2 ..
In the figure above the mass to the spring is 0.2 kg. The spring's constant is 60 N/m. The mass is stretched to a position of 0.5 m and released. What is the work done by the spring
On a workday the average decibel level of a busy street is 85 dB, with 100 cars passing a given point every minute. what is the decibel level of the street
A coil of 39 turns is in the shape of an ellipse having a major axis of 12.0 cm and a minor axis of 8.84 cm. The coil rotates at 139 rpm in a region in which the Earth's magnetic field is 64.5 ?T. What is the maximum voltage induced in the coil if th..
A 75.0 kg stunt man jumps from a balcony and falls 24.0 mbefore colliding with a pile of mattresses. what is the averageforce exerted by the mattresses on thestuntman
Two 1.7 kg masses are 1.7 m apart on a frictionless table. Each has +1.1 µC of charge. What is the initial acceleration of the mass if it is released and allowed to move
The electrons in the beam of a television tube have a kinetic energy of 3.26 × 10-15 J. What is the acceleration of an electron due to this field component
A block of mass 4 kg is compressing a spring with K=2500 N/m a distance of 0.3 m. How much work does the spring do on the block
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