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A 6.10×10^-2kg cube of ice at an initial temperature of -18.0 C is placed in 0.880kg of water at 41.0 C in an insulated container of negligible mass.
Part A: Calculate the change in entropy of the system?
a body of 2kg is suspended from the ceiling of an elecator moving up with an accelration g. find the apparant weight of
A 15-kg block rests on a level frictionless surface and its attached by a light string to a 5.0-kg hanging mass, What is the tension in the connecting string
Suppose you take and hold a deep breath on a chilly day, inhaling 3.0 L of air at 0 degrees C . Assume that air pressure is 1.0atm . How much heat must your body supply to warm the air to your internal body temperature of 37degrees celcius ? How much..
question a radio station with a power of 20 kw sends out an omnidirectional wave at 1.25 mhz.a. if the electromagnetic
a tennis ball is initially at a height of 4 m above a solid marble floor. the tennis ball is traveling 15 msec at an
What is the initial (horizontal) velocity of the ball.
The electric field between the plates of a paper-separated (K-375) capacitor is 8.20×10^4 V/m. estimate the area of each plate
A 360 kg piano slides 2.5 m down a 28 degree incline and is kept from accelerating by a man who is pushing back on it parallel to the incline
A playground merry-go-round has a disk-shaped platform thatrotates with negligible friction about a vertical axis. how fast will the disk be turning
A horizontal 797N merry-go-round is a solid disk of radius 1.53 m, started from rest by a steady horizontal force of 50.4 N applied tangentially to the edge of disk. Determine the kinetic energy of the disk after 3.06 s.
a meterstick is moving by an observer in a direction parallel to its length. the speed of the meterstick is .49c. what
A car of mass = 1300 travelling at 56.0 enters a banked turn covered with ice. The road is banked at an angle, and there is no friction between the road and car's tires. What is the radius of the turn if = 20.0 (assuming the car continues in uniform ..
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