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Starting from rest several toy cars roll down ramps with differing lengths and angles. Rank them by their speed to the bottom ofthe ramp from the slowest to fastest. Car A goes down a 10 mramp inclined at 15 degrees, car B goes down a 10 m ramp inclinedat 20 degrees and car D goes down a 12 m ramp inclined at 12degrees.
The following charges are located inside a submarine: 4.00, -8.00, 25.0, and -60.0. find the net electric flux through the hull of the submarine
A satellite has a mass of 95 kg and is located at 1.99 106 m above the surface of Earth. What is the magnitude of the gravitational force on the satellite
Use the following scenario for questions 8-10. The mass of Football Player A is 117 kg, and his linear velocity is 6.12 m/s. Calculate linear momentum of Football Player A
A proton, initially traveling in the +x-direction with a speed of 5.75*10^5m/s, enters a uniform electric field directed vertically upward. What is the strength of the electric field
A 70.0 cm thick layer of oil floats on a 120 cm thick layer of water. What is the pressure at the bottom of the water
A 0.70 kg ball is moving horizontally with a speed of 7.7 m/s when it strikes a vertical wall. What is the magnitude of the impulse of the ball
A solar cell generates a potential difference of 0.1556 V when a 500 ? resistor is connected across it, and a potential difference of 0.2270 V when a 1000 ? resistor is substituted. What is the internal resistance of the solar cell?
An old hunting weapon was a rock on the end of a string. The hunter would swing the rock in horzontal circles and then throw it. If the rock had a mass of 2 kg and the 2 m long string breaks when the tension is 60N.
A builder will use wood for floor support in building a house. The Young's modulus for this wood is 12 x 10^9 Newtons/meter^2. What would be the length of wood joists if the sag is not more than 25ft
A 63.0 m length of insulated copper wire is wound to form a solenoid of radius 1.7 cm. The copper wire has a radius of 0.53 mm. What is the maximum current attained
A proton moving at 3.90 X 10^6 m/s through a magnetic field of magnitude 1.76 T experiences a magnetic force of magnitude 8.40 X 10^-13 N. What is the angle between the proton's velocity and the field
A golfer hits a shot to a green that is elevated 3.20 m above the point where the ball is struck. find the speed of the ball just before it lands
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