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current is 10 amps calculate the time at which the current will fall to 110th of its max value if you have another
the resistor in a series rcl circuit has a resistance of92omega while the voltage of the generator is 30v at
an accident involved a 2000 kg truck that hit astationary 1000kg car stopped at a red light the driver of truckapplied
a 1055 kg van stopped at a traffic light is hit directly in the rear by a 710 kgcar traveling with a velocity of 205ms
when at rest a proton experiences a net electro magnetic force of magnitude 88 multiplied by 10-13 n pointing in the
a 71 kg body is at rest on a frictionless horizontal air trackwhen a constant horizontal force actingin the positive
a long straight conducting rod or wire carries a linear chargedensity lambda of 20mucmthis rod is totally enclosed
review conceptual example 7 before starting this problem auniform plank of length 50 m and weight 225 n rests
the enterprise has entered a standardorbit circular orbit 500 km above the surfaceabout eartha what is her constant
a 300kg ball with a speedof 60 ms strikes a wall at an angleof 30degrees and then rebounds with the same angle and
a 40-kg ball with a velocity of 40ms in the x-direction collides head on elastically with a stationary 20-kg ball what
a 1055-kg van stopped at a traffic light is hit directly in therear by a 675-kg car traveling with avelocity of 245ms
a fighter jet is launched from an aircraft carrier with the aid ofits own engines and a steam-powered catapult the
you are standing on the ground beside a railroad track two posts separated from each other by a distance of 125 m are
a 020 kg glider moving at 5 ms to the rightcollides with a 025 kg glider moving 2 ms to the left afterwards the025 kg
a canoe is paddled downstream with a speed of 19ms relativeto the water the river current has an average speed of
a 55kg swimmer is standing on a stationary 210kg oating raftthe swimmer then runs off the raft horizontally with a
an 8m string has a 3kg mass on the end if the string breaks at 5000n whats the max velocity at the top and bottom of a
a 800 kg metal ball hits a wall at 10 ms at an angle of 600 with the plane of the wall it bounce off the wal with the
a 50 omega resistor is connected in series with a 15 mufcapacitor and a 60 hz 120 v sourcea find the current in
a train is traveling away from you at 120 kmh the train blows its400-hz whistle take the speed of sound to be 340 ms
sonar is used to determine the speed of an object a 40-khz signalis sent out and a 42-khz signal is returned assume the
you are designing a pendulum clock escapement you have determined that the pendulum must have a period of 600s what
the concord airplane flies from the united states to europe with amach number of 105 where the air temperature is 50
a 50kg boy runs at 100 ms crashes into a stationary box of equal mass after the collision the two move at 500 ms the