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a spherical cavity of radius 400 is at the center of a metalsphere of radius 185 a point charge 600 rests at the very
a long solenoid with 907 turnscm and a radius of 704 cm carriesa current of 200 ma a current of 456 a exists in a
a rectangular box with open top floats on a surface of aswimming pool during a rainstorm box fills with waterpartially
a force with components fxt 200 ns2 t2 and fyt 300 nst ndash 100 n is applied toan object of mass 200 kg if the
a swimmer heading directly across a river 200 m wide reaches theopposite bank in 6 min 40 s she is swept downstream 480
1 what is the acceleration of gravity 14200km from the center of earthhint given the earths radius is 6400km2 how long
the driver of a motorboat that can move at 10 ms in still waterwishes to travel directly across a narrow strait in
an airplane with a speed of 120 kmh is headed 300ordm east of north in a wind blowing due west at 300ordm kmh what is
1 the penrose process has been proposed as a means ofa energy extractionfrom a black holeb waking up students whohave
a 30kg mass is dropped from the edge of 50m tall builiding with an initial speed of zero the mass strikes the ground
a mass undergoes shm with amplitude of 4 cm the energy is 80 j atthis time the mass is cut in half and the system is
a 058 kg block is attached to a spring with a force constantof 116 nm is free to move on a frictionless horizontal
1 the one component of the material of the milky way galaxy that prevents us from seeing and photographing the galactic
a 100 g bullet traveling horizontallt at 755 ms strikes astationary target and stops after penetrating 145 cm
a pebble rolls off the roof of a building and falls verticallyjust before it reaches the ground the pebbles speed is 17
suppose a force ft300ns2 t2 - 200 nis exerted on an object with a mass of 200 grams and an initial velocity of500 ms in
transverse waves of amplitude 08 mm travel at 60 ms along a ropeof linear mass density 35 gm a 50 hz oscillator is
the toroid shown in the figure hasa wire carrying a current i 900 amperes wrapped around it n 650times the inner radius
a marble radius 08 cm and mass60 g rolls without slipping down a rampof vertical height 28 cm what is the speed of the
a cosmic ray particle has a mass in its own rest frame of 100mev what would be the apparent mass in the observers frame
a 100-kg cylinder rolls without slipping across a surface at an instant when its linear speed is 100-ms determinea its
a solid cylindrical disk has a radius of 020 m it is mounted to an axle that is perpendicularto the circular end of the
a model airplane with mass 0750-kg is tethered by a wire so that it flies in a circle of radius 300-m the airplane
a thin rod is initially positioned in the vertical direction withits lower end attached to a frictionless axis that is
a cosmic ray has a lifetime of 2 mirco seconds at what minimum speed must it travel to cover a distance of 100km as