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A proton has an initial speed of 3.2×105m/s.
What potential difference is required to bring the proton to rest? Express your answer using two significant figures.
What potential difference is required to reduce the initial speed of the proton by a factor of 2? Express your answer using two significant figures.
What potential difference is required to reduce the initial kinetic energy of the proton by a factor of 2?
Express your answer using two significant figures.
Write the equation for the thermal fission of U235 where the two fission products released have mass numbers 95 and 138 (3 neutrons are produced). Calculate the energy release associated with this fission reaction using the mass defect method.
A uniform electric field of about 100 V/m pointing straight down, exists just above Earth's surface. what uniform surface charge density would be required
A uniform magnetic field B is perpendicular to the plane of a circular loop of radius r. Find the emf in the loop as a function of time
q1. if the distance between two slits is 0.031 mm and the distance to a screen is 2.50 m find the spacing between the
A major league baseball diamond is actually a square 90 feet on a side.The pitching rubber is locted 6015 feet from home plate on a joining home plate and second base. a) How far is it from the pitching rubber to first base?
The springs of a 1700-kg car compress 4.90mm when its 63.0-kg driver gets into the driver's seat. If the car goes over a bump
A 7650kg iceberg with density 931 kg/m3 is afloat in seawater with density 1030 kg/m3. find the buoyant force on the iceberg
a 30 ohm resistor has a voltage difference of 3 voltz across its leads. what is the power being dissipated in this resistor
Absolute zero is only theoretical because
a 5 kg block is placed at rest 5 m (as measured from the uncompressed spring) along a smooth 37degrees incline. How high is the next bounce
A force of 49.1 lb is used to push a box 10.3 ft across a level floor. (a) How much work was done on the box?
The length of a string of a pendulum is increased by a factor of9. By what factor has the period of the oscillation changed
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