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the gravitational potential energy of all the water stored behind avery large dam is 12times1016 j using the base of
a a 300 gram lead bullet is moving at 180 ms andenters a bag of sand and stops by what amount does the temperature of
the rms current in a copy machine is 300 a and the resistance of the machine is146 omegaa what is the average powerb
a light bulb is connected to a 240 vwall socket the current in the bulb depends on the time t according to the relation
review conceptual example 7 as an aid in solving this problem aportable electric heater uses 14 a ofcurrent the
a box of mass 297 kg slides down an inclined plane without friction if the acceleration a of the box along the
calculate using newtons law of gravity the size of the force of attraction between the earth and a mass of 50kg on the
the capacitor in an rc circuitr 100 omega c 45 uf is initially unchargedfind the charge on the capacitor in the
a 90 v battery moves 20mc of charge through a circuit running from its positive terminal to its negative terminal how
a rocket-powered hockey puck has a thrust of 40 n and a total mass of 10 kg it is released fromrest on a frictionless
a uniform electric field thatis e is the same at every point exists in a region between oppositely charged plates an
a student stands at the edge of a cliff and throws a stonehorizontally over the edge with a speed of 27 ms the cliff is
a a parallel circuit forms the tuning circuit for an amradio if the inductor has a value of 87times10-6 hwhat must be
calculate the magnitude of the flux of a constant electric field of 500 nc tilted 60deg from the positive z-direction
some tropical gyrinid beetles whirligig beetles are colored byoptical interference that is due to scales whose
a 015 kg particle moves along an x axis according toxt - 14 2 t 5 t2 - 4t3 with x in meters and t in seconds what
a carnot heat pump operates between an outdoor temperature of 262 k and an indoor temperature of 293 k find its
three moles of a monatomic ideal gas are heated at a constant volume of 116 m3 the amount of heat added is 333 x103 j a
a particle is traveling in a straight line at a constant speedof 250 ms suddenly a constant force of 150 n acts on it
a train moving at a constant speed of 630 kmh moves east for 330 min then in a direction 410deg east of due north for
three point charges -58510-9 c -92010-9 c and 72010-9 c are fixed at different positionson a circle the total electric
1 a student drives the 100 mi trip back to campus after spring break and travels with an average speed of 61 mih for
assume a falling body with mass m fellsan air resistance force which is proportional to the speed of the body fair -
the current through a battery and resistors 1 and 2 in fig 26-34ais 200a energy is transferred from the current to
a rolling axle 150 m long is pushed along horizontal rails at a constant speed v300 ms a resistor r0400omega is