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A boy throws a ball at an angle of 45 degrees with the horizontal and with an initial velocity of 30 feet per second towards a building 35 feet away. The ball leaves the boy's hand from a height of 3 feet above the ground. Determine if the ball will reach the building with an explanation.
An atom of mass 3.32*10^(-26)kg oscillates in one dimension at a frequency of 10^13Hz, calculate the quantized energy levels
A student throws a 9 gram of gum is thrown across the physics lab from a distance of 2.6 m. When the gum has a horizontal velocity of v0 it connects with a mass on the end of 1.47 kg simple pendulum which is initially at rest. The pendu..
Julie throws a ball to her friend Sarah. The ball leaves Julie's hand a distance 1.5 meters above the ground with an initial speed of 11 m/s at an angle 41 degrees; How high above the ground will the ball be when it gets to Julie
A uniform 1.2 kilogram rod that is 0.85 meter long is suspended at rest from the ceiling by two springs, one at each end. Determine the angle that the rod makes with the horizontal
Water flows straight down from an open faucet. The cross-sectional area of the faucet is 2.2 × 10-4m2, find the cross-sectional area of the water stream at a point 0.11 m below the faucet
A 26.0 kg satellite is in a circular orbit with a radius of 1.60×105 m around the planet Glob. Calculate the speed of the satellite. in m/s
Design a cascade amplifier using smallest number of stages that provides at least 1 W to the load. What are the values of the input resistance, the output resistance and the open-circuit voltage gain of your amplifier?
An L?R?C series circuit has phase angle -33.0?. What is the voltage amplitude across the resistor
A fisherman notices that his boat is moving up and down periodically without any horizontal motion, owing to waves on the surface of the water. How fast are the waves traveling
When a test charge q0 = 6 nC is placed at the origin, it experiences a force of 8 ? 10-4 N in the positive y direction. What is the electric field at the origin
Two lenses have focal lengths of 25.0cm and -50.0cm and are separated by 20.0cm. Where is the final image formed
When an earthquake occurs, two types of sound waves are generated and travel through the earth. how far (in terms of m) is the seismograph from the earthquake
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