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A 4.0 kg mass is connected by a light cord to a 3.0kg mass ona smooth surface. The pulley rotates about a frictionless axle and has a moment of inertia of 0.5kg m^2 and a radius of.30m. Assuming that the cord does not slip on the pulley, find
a. the acceleration of the two massesb. the tension T1 and T2
An automobile traveling at 40.0 km/h has tires of 50.0 cm diameter. How far does the car move during the braking
Consider a Boeing 777-200 airplane of wing span 60.93 m cruising horizontally at Mach 0.785 (about 828 km/h) due north in a region where the earth's magnetic field is .98*10
A narrow beam of light with wavelengths from 450nm to 700nm is incident perpendicular to one face of a 40.00degrees prism made of crown glass, What is the angular spread of the beam after passing through the prism
Object O1 is 14.5 cm to the left of a converging lens with a 12.0-cm focal length. What is the focal length of the second lens
A fisherman notices that his boat is moving up and down periodically, owing to waves on the surface of the water. How fast are the waves traveling
An electron is released a short distance above Earth's surface, the first electron just great enough to cancel the gravitational force on it, How far below the first electron is the second
A satellite has a mass of 99kg and is located at2.0x106m above the surface of Earth. What is the potential energy associated with the satellite atthis location?
A 70- kg child sits in a swing suspended with 3.3- m-long ropes. determine the speed the child will have at the bottom of the arc
Suppose you pour 19 g of water into 1.0 litres jar and seal it tightly. What will be the pressure of the vaporized water
An insulated thermos contains 138.0 cm3 of hot coffee at a temperature of 80.0 °C. You put in 11.0 g of ice cube at its melting point to cool the coffee. What is the temperature of the coffee once the ice has melted and the system is in thermal eq..
When a potential difference of 12V is applied to a wire 7.1m long and 0.34mm in diameter the result is an electric current of 2.2A. What is the resistivity of the wire
A projectile is projected from the origin with a velocity of 30.0 m/s at an angle of 45.0 degrees above the horizontal
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