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Two 1.70 centimeter diameter disks spaced 1.80 millimeter apart from a parallel-plate capacitor. The electric field between the disks is 4.70 × 105 V/m.
A) Determine the voltage across the capacitor?
B) An electron is launched from the negative plate. It strikes the positive plate at a speed of 2.50 ×107 m/s. Find the electron speed as it left the negative plate?
A satellite is placed in orbit 7.2 x 105 mabove the surface of Jupiter. Jupiter has a mass of 1.90 1027 kgand a radius of 7.14 x 107 m. Find the orbital speed of the satellite
Partciles (mass of each =.2kg) are placed at the 80 cm and 100 cm marks of a meter stick. the mass of the meter stick is .3kg. what is the moment of inertia of the body
element 118 was reportedly synthesized in 1999 but the claim was later retracted. as a consequence of that experiment
a spherical capacitor is formed from two concentric spherical conducting shells separated by vacuum. the inner sphere
A pulley system is used to lift a 52kg crate. One chainconnects the upper pulley to the ceiling, and the secondchain connects the lower pulley to the crate. The crateis raising with an acceleration of 2.0 m/s^2.
An astronaut is being tested in a centrifuge. The centrifuge has a radius of 8.77 m, what is the magnitude of the astronaut's linear speed
One object is at rest, and another is moving. The two collide in a one-dimensional, completely inelastic collision. when the small-mass object is the one moving initially
Electronics and inhabitants of the International Space Station generate a significant amount of thermal energy that the station must get rid of. How much power is radiated from each panel
A volleyball is spiked so that its incoming velocity of +4.0m/s is changed to an outgoing velocity of -21 m/s. What impluse does the player apply to the ball
A steel cable with total length 20m and mass 100kg is connected to two poles. The tension in the cable is 2,000N, and the wind makes the cable vibrate with a frequency of 2Hz. Calculate the wavelength of the resulting wave on the cable.
You are an astronaut (m = 100 kg) and travel to a planet that is the same radius and mass as the Earth, What is your apparent weight at the equator of this planet
200 grams of iron at 100 degrees C. is dropped into aninsulated beaker containing 500 grams of water at 20 degrees C. What is the final temperature of iron and water
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