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an explosion breaks an object into two pieces one of which has 160 times the mass of the other if 8000 j were released
a car is traveling at 45ms passes a tropper hidden behind a billboard two seconds after the speeding car passes the
a 213 komega resistor and a capacitor are connected in series and then a 120 v potential dissimilarity is suddenly
a hammer thrower rotates at a rate of 29 revs just prior to releasing the hammer if the hammer is located 14m away from
a train 300 m long is moving on a straight track with a speed of 832 kmh the engineer applies the brakes at a crossing
an ideal gas is allowed to expand slowly at constant temperature to twice its original volume through the expansion 200
how fast must a rocket travel on a journey to and from a distant star so that the astronauts age 120 years while the
a long straight wire lies on a horizontal table and carries a current of 17 microa in a vacuum a proton moves parallel
the drawing shows a top view of two circular coils of conducting wire lying on a flat surface the centers of the coils
a passenger car traveling down a rough road bounces up and down at 12 hz with a maximum vertical acceleration of 020
if the wire is replaced with an infinite current sheet with density js 020 am what would be the magnetic flux during a
a harmonic wave is traveling along a rope it is observed that the oscillator that generates the wave completes 370
a gas is compressed at a constant pressure of 0800 at m from 900 l to 100 l in the process 380 j of energy leaves the
a lens having a focal length of 30 cm is used as a simple magnifiera what is the angular magnification obtained when
a glass windowpane in a home is 062 cm thick and has dimensions of 11 m multiplied by 16 m on a certain day the indoor
compute the temperature at which a tungsten filament that has an emissivity of 035 and a surface area of 30 10-5 m2
a train starts from rest and accelerates uniformly until it has traveled 32 km and obtained a velocity of 22 ms the
the head of a 10 kg hammer moving at 36 ms strikes a nail and drives it into hardwooda the head stays in contact 20 ms
a common flashlight bulb is rated at 0300 a and 270 v the values of the current and voltage under operating conditions
1 a in a piston is locked in place and the cylinder is placed in a boiling water the temperature pressure internal
tobogganed coasts down a hill and then goes over a slight rise by speed 15 ms the top of this rise can be taken to be a
1 a cylindrical resistor of radius 49 mm and length 19 cm is made of material that has a resistivity of350times10-5
a ball is thrown straight up from the edge of the roof of a building a second ball is dropped from the roof a time of
the cylinder by piston locked in place is immersed in a mixture of ice and water and allowed to come to thermal
a boat crosses a river of width 963m in which the current has a uniform speed of 182 ms the pilot maintains a bearing