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A proton and an electron are both accelerated through a potential difference of 7200V.
(a) What is the kinetic energy (in Joules) of each particle?
(b) What is the velocity of each particle?
A narrow tube open at one end has varibale length. When a vibrating tuning fork is held near one end, What is a possible frequency of the tuning fork
question1a solenoidal coil with 26 turns of wire is wound strongly around another coil with 330 turns. the inner
Two people stand 3 m in front of large plane mirror and space 5m a part in dark room at what angle of incidence should one of them shine a flashlight on the mirror so that reflected beam directly strickes the other person.
a racing dog is initially running at 10.0 m/s, but is slowing down. By what fraction has its kinetic energy been reduced when its speed has been reduced by half
A playground is on the flat roof of a city school, 5.4 m above the street below (see figure). The vertical wall of the building is h = 6.90 m high, Find the vertical distance by which the ball clears the wall.
Heat flows into an ideal gas at a constant volume. The pressure increases from 1.5 atm to 5.5 atm. What is the total heat flow of the process
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An indoor swimming pool of depth 2m transfers heat at a rate of 100w/m2 to the 10m of air between the pool and the roof for 1000s. What is the temperature change of the air
q1. the potential at location a is 419 v. a positively charged particle is released there from rest and arrives at
A spherical object with a moment of inertia of 0.482mr2 starts from rest rolling down a 3.14-m high incline. what is its linear speed at the bottom of the incline
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