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during an adiabatic process the temperature of 392 moles of a monatomic ideal gas drops from 485 oc to 205 oc for this
an object 0600 cm tall is placed 170 cm to the left of the vertex of a concave spherical mirror having a radius of
an object is 280 cm from the center of a silvered spherical glass christmas tree ornament 650 cm in diameter what are
consider an elevator that is hanging from a strong cable the elevator is initially at rest it then accelerates upwards
a cylinder with a height of 130 and an inside diameter of 0110 is used to hold propane gas molar mass 441 for use in a
a 10 g bullet moving 1000 ms strikes and passes through a 20-kg block initially at rest as shown the bullet emerges
there is a system of three particles which have masses of m 2m and 3m as indicated m------2m------3m ----l--------l----
a ring is fitted loosely with no friction around a long smooth rod of length l 0561 m the rod is fixed at one end and
a 255 kg piano slides 42 m down a 30deg incline and is kept from accelerating by a man who is pushing back on it
an astronaut who is repairing the outside of her spaceship accidently pushes away a 989-cm-long steel rod which flies
a 100 kg sled is slid across a smooth ice field by a group of four dogs tied to the sled pulling with a 350 n force
a cart of mass m1 0500 kg moves with a velocity of 0900 ms to the right on a frictionless track it collides with
assume the magnitude of the magnetic field outside a sphere of radius r is b b0rr2 where b0 is a constant a determine
an lc circuit like the one in figure cq328 contains an 820 mh inductor and a 170 micro farad capacitor that initially
an airplane traveling at a constant speed of 50 ms is executing a horizontal turn if the plane is banked at theta
a fully loaded slow-moving freight elevator has a cab with a total mass of 1150 kg which is required to travel upward
force on a particle a force f 40 ni c nj acts on a particle as the particle goes through displacement d 40 mi - 20
you whirl a 050 kg rock on a string over your head it takes 10 second for the rock to make a complete revolution the
to pull a 30 kg crate across a horizontal frictionless floor a worker applies a force of 190 n directed 20deg above the
a 106g frisbee is 18cm in diameter and has half its mass spread uniformly n the disk and the other half concentrated in
a man doing a slow push-up is approximately in static equilibrium his body is horizontal with his weight of 757 n
a 50-kg object is pulled along a horizontal surface at by a 15 n force acting 20 above the horizontala how much work is
a sinusoidal current i icoswt has an rms value of i rms 220 a what is the current amplitude the current is passed
consider a black body of surface area 280 cm2 and temperature 5600 ka how much power does it radiateb at what
suppose a duck lives in a universe in which h 2 j middot s the duck has a mass of 255 kg and is initially known to be