Determine the initial angular acceleration of the rod
A slender rod is at rest in vertical position, with lenght of 1.5m. then a force of 50 N. is applied at the bottom tip. Determine the initial angular acceleration of the rod and the acceleration of the points A and B.
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The cannon's bore is 1.5 m long. Find delta t, the time that the cannonball takes to travel through the cannon, as well as the final velocity of the boat.
A new planet which has ten times the mass of the Earth and four times the radius. a) What is the acceleration due to gravity on this planet?
A vehicle is to be propelled by a jet of water, inclined 15 degrees, impinging on a vane as shown in figure 16.16. the jet has a velocity of 30 m/s and issues from a nozzle with a diameter of 200 mm.
A piston-cylinder device initially contains 0.35-kg steam at 3.0 Mpa, 240 degrees Celcius. The steam loses heat to the surroundings and the piston moves down, hitting a set of stops at which point the cylinder contains water at 200 Celcius.
A pendulum bob of length L has its motion interrupted by a peg vertically beneath the support. The bob is released when the string is horizontal. Find the minimum value for y in order for the bob to swing in a complete circle. Express this value o
An object of mass 4 kg stretches a spring 0.2m. The object is set in motion with an initial velocity of 1 m/s downward from the equilibrium position and the force of the air resistance is 10 times the velocity of the object.
A tire of a car having a volume of 0.6 m^3 contains air at 280 kPa. Determine the mass of air in kg contained in the tire at 25 degrees Celsius.
A 48-tonne ferry strikes a dock at 3 km/h. What average force does it exert on a dock if it is brought to rest over a distance of 0.2 m?
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