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Starting form rest, a 5.00 kilogram block slides 2.50 meter down an incline of 30.0o. The coefficient of kinetic friction between the incline and the block is 0.436.
(a) Calculate the work done on the block by the force due to gravity?
(b) Calculate the work done on the block by the frictional force?
(c) Calculate the work done on the block by the normal force?
A wooden block floating in seawater has half of its volume submerged. When the block is placed in mineral oil, 93% of its volume is submerged.
A car is traveling at 58.36 mph. The driver applies the brakes and the car decelerates at 4.25 m/s^2. What is the stopping distance in meters
White light shines on a 118nm thick sliver of fluorite (n=1.43). What wavelength is most strongly reflected
in a laboratory experiment one end of a horizontal string is tied to a support while the other end passes over a
Discover the magnetic field on the z axis What happens if the block is immersed in carbon disulfide
A cart is driven by a large propeller or fan, which can accelerate or decelerate the cart. Find the acceleration of the cart
An object weighing 32 lb is released from rest 50 ft above the surface of a calm lake. Before the object reaches the surface of the lake, the air resistance (in lbs) is given by 2v, where v is the velocity (in feet per second).
It takes a force of 80.0 N to compress the spring of a toy popgun 0.200 m to "load" a 0.180-kg ball. With what speed will the ball leave the gun
What horizontal force is needed to hold bag in new position
an object of some undetermined material and mass is suspended by a spring of unknown spring constant. the spring is
A circuit consists of a 12.0-V battery connected to three resistors (41ohms , 19ohms and 110ohms ) in series. Part A:Find the current that flows through the battery. Answer in mA.
A coil formed by wrapping 45 turns of wire in the shape of a square is positioned in a magnetic field so that the normal to the plane of the coil, What is the total length of the wire
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