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A 170-g hockey puck sliding on ice perpendicularly impacts a flat piece of sideboard. Its incoming momentum is 6.50kg*m/s . It rebounds along its incoming path after having suffered a momentum change (magnitude) of 8.80kg*m/s
A) If the impact with the board took 33.0ms , determine the magnitude of the average force exerted by the puck on the board. (in N)
B) Determine the magnitude of the the final momentum of the puck. (in kg * m/s)
A 2.0-N force acts horizontally on a 10-N block that is initially at rest on a horizontal surface. What is the magnitude of the frictional force that acts on the block
q1. a solid cylindrical disk has a radius of 0.14 m. it is mounted to an axle that is perpendicular to the circular end
A block with a mass of 7.32kg is on an incline plane that makes an angle 37.5o with respect to the horizon. what is the coefficient of kinetic friction
A tetrahedron has an equilateral triangle base with 18-cm-long edges and three equilateral triangle sides. The base is parallel to the ground, What is the electric flux through the base
An automobile is sliding down an icy road which is inclined at a 15 degree angle. The mass of the car is 1500 kg. Assume friction acts to slow the car, Determine the normal force on the car
Determine the magnitude of the force between two point charges, Q1 = -2e located at (-3.60 cm, +4.10 cm) and Q2 = -8e located at (-0.60 cm, -8.60 cm).
A 2.00 kg. frictionless block is attached to an ideal spring with force constant 300 n/m. At t=0 the block has velocity -4.0 m/s, what is the position of the block when its speed is 2.5 m/s
A satellite of mass 180 kilogram is located into Earth orbit at a height of 700 kilometer above the surface. Compute what is the satellite speed
A rectangular loop of wire is moving toward the bottom of the page by a speed of 0.019 m/s (see the drawing). The loop is leaving a region in which a 2.2 T magnetic field exists; the magnetic field outside this region is zero. Through a time of 3.0 s..
Suppose the coefficient of static friction between the road and the tires on a car is 0.799 and the car has no negative lift. What speed will put the car on the verge of sliding as it rounds a level curve of 34.7 m radius
Resistances of 2.9 ?, 4.5 ?, and 6.8 ? and a 17.1 V battery are all in series. Find the potential difference across the first (2.9 ?) resistor.
One solenoid is centered inside another. The outer one has a length of 53.0cm and contains 6600 coils, Find the emf induced in the inner solenoid
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