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a block of weight 39n is launched up a 30 degrees inclined plane 210m long by a spring with k 215knm and maximum
a trap door of length and width 290 m is held open at an angle of 650deg with respect to the floor a rope is attached
dario a prep cook at an italian restaurant spins a salad spinner 200 times in 500 seconds and then stops spinning it
at what temperature is the root-mean-square speed of nitrogen molecules equal to the root-mean-square speed of hydrogen
a 5 kg ball is thrown upward with an initial speed of 30 meters per second suppose there is a constant air resistance
a neutron at rest decays into a proton and a electron how much kinetic energy in mev is shared by the electron and the
a particle with a charge of 4c and a mass of 12kg is travelling in a circular path around a fixed particle of charge
if the rays through the top and bottom of a slit reach a point on the viewing screen with a path length difference
the kiloton which is used to measure the energy released in an atomic explosion is equal to about 402 x 1012 j
three resistors having resistances of 330 100 and 220 are connected in parallela what is the equivalent resistance b
a woman on a rocket traveling at 035c with respect to earth observes a meteor come from in front of her and pass her at
a neutron at rest decays into a proton and an electron how much kinetic energy in mev are shared by the electron and
a spherical capacitor contains a solid spherical conductor of radius 05mm with a charge of 74 micro coulombs surrounded
a standing wave is established in a 89 cm long string fixed at both ends the string vibrates in 6 segments when driven
a 510 kg object on a horizontal frictionless surface is attatched to a spring with spring constant 880 nm the object is
a space traveler moving at a speed of 059c with respect to the earth makes a trip to a distant star that is stationary
a person on earth notices a rocket approaching from the right at a speed of 078c and another rocket approaching from
galaxy a is moving away from us with a speed of 075c relative to the earth galaxy b is moving away from us in the
a spacecraft approaching the earth launches an exploration vehicle after the launch an observer on earth sees the
suppose you are planning a trip in which a spacecraft is to travel at a constant velocity for exactly eleven months as
a wire of radius one meter is centered on the origin in the xy plane this wire carries a total charge of q another wire
a certain stick has a proper length of one meter observer a moving with uniform velocity parallel to the stick measures