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400 g block attached to the end of an ideal spring horizontal with force constant k10 km undergoes simple harmonic
the maximum speed of a 31 kilogram mass attached to a spring is 068 ms and the maximum force exerted on the mass is 11
a 526-kg skater is standing at rest in front of a wall by pushing against the wall she propels herself backward with a
an object is placed 168 centimeter from a first converging lens of focal length 106 centimeter a second converging lens
a concave shaving mirror has a radius of curvature of 283 centimeter it is positioned thus that the upright image of a
water flows straight down from an open faucet the cross-sectional area of the faucet is 190 x10-4 m2 and the speed of
two solid blocks of identical size are submerged in water one block is aluminum and the other is lead upon find which
a 00815 kilogram ice cube at 0 degc is dropped into a styrofoam cup holding 0349 kg of water at 131 degcfind the final
a 0700kilogram ball is on the end of a rope that is 130 meter in length the rope and ball are attached to a pole and
a piece of glass has a temperature of 800 degc liquid that has a temperature of 390 degc is poured over the glass
an 861 kilogram block of ice at 0degc is sliding on a rough horizontal ice house floor also at 0degc at 154ms assume
a copper calorimeter can with mass 0169 kilogram contains 0201 kilogram of water and 290times10-2 kilogram of ice in
a particle is located at position r 3mi 4mj and the force acting on the particle is f 5ni 7n ja evaluate what is the
a model rocket is constructed with a motor that can supply a total impulse of 360 nmiddots the mass of the rocket is
assuming the earths magnetic field averages about 05010-4 t near the surface of the earth estimation the total energy
a two-stage rocket moves in space at a constant velocity of 4260 ms the two stages are then separated by a small
in a performance test each of two cars takes 93 s to accelerate from rest to 25 ms car a has a mass of 1415 kg and car
a green hoop with mass mh 27 kg and radius rh 017 m hangs from a string that goes over a blue solid disk pulley with
a beam of visible light has a wavelength of 513 nm and shines perpendicularly on a surface as a result there are 42 x
a barge on the ohio river is 35 ft wide and 200 ft long with walls which are 12 ft high1 one day you see it going up
consider two balls colliding in the absence of external forces one ball has a mass of 5kg and the other of 7kg ball 1
the plate is a thin square of thickness t and sides d the left half of the plate has uniform mass density p1 and the
steam enters a turbine in a rankine cycle power plant at 200 psia and 500 degrees f1 compute the isentropic thermal
a solar concentrating heat exchanger system directs sunlight onto a long straight pipe the pipe receives heat from
a stream of singly ionized gold atoms pouring from a small oven impinges on a metal target the target is attatched to