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a supertanker with the mass of 3.34^7 kg is moving with a constant velocity .its engines generate a forword thurst of 5.38x10^5 n. determine
(a) the magnitude of the resistive force exerted on the tranker by the water and
(b) the magnitude of the upward buoyant force exerted on the tanker by the water
On a frictionless, horizontal air track, the glider oscillates at the end of an ideal spring of force constant 2.52N/cm. The graph in the acceleration of the glider as a function of time. Find the mass of the glider.
A house is 30 ft long and 24 ft wide, and has 8 ft high ceilings. What is the volume of the interior of the house in cubic meters and cubic centimetres.
I once observed a woman on an airplane at night with a camera. As we flew low over Washington DC she was impressed with the view of the city lights in the dark. She stood back in the aisle and tried to take the picture by the window using her flash. ..
A 950-kg car traveling west at 15.0 m/s collides with a 750-kg car traveling north at 20.0 m/s. The cars stick together. Find the speed of the wreckage just after the collision
A 10 kg runaway grocery cart runs into a spring with spring constant 240N/m and compresses it by 65cm. What was the speed of the cart just before it hit the spring.
A dentist's drill starts from rest. After 3.30 s of constant angular acceleration it turns at a rate of 2.8 x 10^4 rev/min, Determine the angle (in radians) through which the drill rotates during this period
Determine its average velocity for this trip. conclude the car's displacement.
If you move towards a pipe at a speed of 3.3m/s, what frequency will you hear from this organ pipe? speed of sound is 330m/s
Different values of the energy
A 400lb woman stands on a floor in flat soled shoes. A 130lb woman stands on the same floor in a high heel shoe with all her weight is on the heel of the shoe. Which person is more likely to dent the floor?
How long will it take you to cover the 99 m length of the walkway if, once you get on the walkway, you immediately turn around and start walking in the opposite direction with a speed of 1.5 m/s relative to the walkway.
A ball is thrown horizontally from the top of a 55 m building and lands 105 m from the base of the building, How long is the ball in the air in seconds
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