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You stand at the center of a carousel spinning at rate w. You throw a ball horizontally with some velocity Xdot from height Zo. At a point where the ball has position v = (Xdot, Ydot, Zdot), what is the corilois force on the ball?
The radius of curvature of a loop-the-loop for a roller coaster is 11.8 m. Find the speed of the roller coaster at the top of the loop
You throw a stone upward from the top of a building at an angle of 25° to the horizontal, How far from the base of the building does the stone land
two identical blocks are stacked one on top of the other. the bottom block is free to slide across a frictionless surface. What is the maximum horizontal force that can be applied to the lower block without the upper block slipping
A helium filled ballon at atmospheric pressure is tied to a 3.0 m long, 40g string. The ballon is spherical with mass 0.25 and radius 0.40 m. When released, it lifts a lengh (h) of the string, and then remais in equilibrium.
Electrons accelerated by a potential difference of 13.22 V pass through a gas of hydrogen atoms at room temperature. Calculate the wavelength of light emitted with the longest possible wavelength. Calculate the wavelength of light emitted with the..
To help keep her barn warm on cold days, a farmer stores 865kg of warm water. How many hours would a 2.00-kilowatt electric heater have to operate to provide the same amount of heat as is given off by the water as it cools from 20.0 degrees celcius t..
An airfoil in a test chamber is exposed to air. Well ahead of the airfoil the pressure, temperature, and density are standard sea level conditions. Determine the velocity of the airflow
the far point of an eye is 190 cm. a corrective lens is to be used to allow this eye to focus clearly on objects a
Oppositely charged parallel plates are separated by 5.30 mm. A potential difference of 600 V exists between the plates. What is the magnitude of the electric field between the plates
A spherical weather balloon is filled with hydrogen until its radius is 3.00 m. Its total mass including the instruments it carries is 15.0 kg. Find the buoyant force acting on the balloon, assuming the density of air is 1.29 kg/m3. N
A positive charge of Q = 5.40 uC is fixed in place. From a distance of ri = 4.20 cm a particle of mass m = 5.50 g, What is the minumum distance rf between the two charges
Two billiard balls of equal mass move at right angles and meetat the origin of an xy cordinate system. What is the final direction of ball A and what are their two speeds
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