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A block of mass m is at restlying on the face of an incline plane.Theplane makes an angle (theta) with the horizontal.
A) Draw the free-body diagram showing all forces acting on theb lockB) Write equations for the net forces acting on the block. Be sureto specify your choice of coordinate system.
A cube of wood have and edge dimension of 20.0cm and a density of 650 kg/m^3 floats on water. what mass of lead should be place on the cube
Two hockey players strike a puck of mass 0.169 kg with their sticks simultaneously, exerting forces of 1.25 103 N, Find the instantaneous acceleration of the puck
A model rocket engine has an average thrust of 5.26 N. It has an initial mass of 25.9 g, which includes fuel mass of 13.4 g. What is the average exhaust speed of the engine
A student is reading a lecture written on a blackboard. The lenses in her eyes have a refractive power of 54.56 diopters, How far is the blackboard from her eyes
The electric gun in a TV tube is to accelerate electrons (m=9.1 X 10 (-31) kg) (charge= 1.6 X 10 (-19)) from rest to 3.0 X 10(7) m/s within a distance of 2.0 cm. What electric field is required
A square coil, enclosing an area with sides 3.4 cm long, is wrapped with 2,224 turns of wire. What average voltage is induced in the coil
Length A is measured to be 7.5cm±0.3 cm and length B is 7.0cm±0.6cm. What is the difference between the two lengths, LB - LA
Old MacDonald had a farm, and on that farm he had a gate (see below). The gate is 3m wide and 1.8m high, with hinges attached to the top and bottom. The guy wire makes an angle of 300 with the top of the gate and is tightened by a turn buckle to a..
A pot containing 1.10 liter of water, initially at 19°C, is placed on a 1081 W electric heating element. What is the minimum time required to boil all the water away
A small motor is mounted on the axis of a space probe with its rotor (the rotating part of the motor) parallel to the axis of the probe. Through how many revolutions has the rotor turned
A parallel beam of light containing red (660 nm) and violet (410 nm) wavelengths goes from diamond to water, striking the surface between them at a 19° incident angle
The technique known as potassium-argon dating is used to date old lava flows and thus any fossilized skeletons found in them, detrermine the age of a piece of solidified lava
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