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A hockey puck with mass 0.160 kg is at rest on the horizontal, frictionless surface of a rink. A player applies a force of 0.250 N to the puck, parallel to the surface of the ice, and continues to apply this force for 2.00 s. What are the position and speed of the puck at the end of that time
A plane light wave with wavelength .60 micrometers falls normally on the face of a glass wedge with reflecting angle 15 degrees. The opposite face of the wedge is opaque and has a slit of width b=10
A woman is reported to have fallen 139 ft from a building, landing on a metal ventilator box, which she crushed to a depth of 30 in. She suffered only minor injuries.
A marble (radius 1.5 cm and mass 5.0 g) rolls without slipping down a ramp of vertical height 26 cm. What is the speed of the marble
The force exerted by the wind on the sails of a sailboat is Fsail = 480 N north. The water exerts a force of Fkeel = 190 N east. If the boat (including its crew) has a mass of 300 kg, what are the magnitude and direction of its acceleration?
A bottle has a mass of 36.00g when empty and95.94g when filled with water. When filled with another fluid, the mass is 89.22g . What is the specific gravity of this other fluid
As part of a safety investigation, two 1700 cars traveling at 18 are crashed into different barriers. Find the average forces exerted on (a) car that hits a line of water barrels and takes 1.80 to stop, and (b) car that hits a concrete barrier and t..
The electric field of a sinusoidal electromagnetic wave obeys the equation E=(375V/m)cos[(1.99×107rad/m)x+(5.97×1015rad/s)t]. What is the amplitude of the magnetic field of this wave
At t=0 a grinding wheel has an angular velocity of 24.20 rad/s. It has a constant angular acceleration of 24.2 rad/s^2 until a circuit breaker trips at t = 1.2 seconds.
If his arms are capable of exerting a force of 1400 on the vine, what is the maximum speed he can tolerate at the lowest point of his swing? His mass is 82, and the vine is 6.00 long.
An AC generator supplies an rms voltage of 115 V at 50.0 Hz. It is connected in series with a 0.500 H inductor, What is the rms current through the resistor
a frictionless pulley which can be modeled as a0.90 kg solid cylinder with a 0.34 m radius has a rope going over it. what is the angular acceleration of the pulley
What are the volume and linear charge densities.
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