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A supersonic aircraft is flying at 30o north of west at 2100 km/h. It then begins to turn eastward, emerging from the turn 2.5 min later heading due easy at 1800 km/h.
-Draw a vector diagram showing the initial velocity Vi, final velocity Vf , and the direction of aave.
-Calculate the average acceleration vector in unit vector notation.
-Calculate the magnitude and direction of the average acceleration vector.Express answer in SI units!
A 0.269 g wire is stretched between two points 51.8 cm apart. The tension in the wire is 591 N.
A baseball has a velocity of 40.2 m/s (89.9 mi/h), directed horizontally, as it is released by a pitcher. Calculate the ball's instantaneous acceleration just before it is released
Describe the additional assumptions , conditions ,and steps required to derive the Navier-Stokes Equations from the momentum equations. Use as little mathematics as possible.
A wheel of radius r and centroidal radius of gyration k is released from rest on the incline shown at time t = 0. Assuming that the wheel rolls without sliding
Determine the mass of water that vaporizes when 2.10 kilogram of mercury at 205oC is added to 0.110 kilogram of water at 80.0oC
Two astronauts, initially at rest in space, push on each other. what average force does each astronaut exert on the other
when 105 mL of water at 22 C is mixed with 68mL of water at 95 C, what is the final temperature? suppose no heat is lost to the surroundings and density of water is 1 g/mL.
A carbon dioxide laser is an infrared laser. A CO2 laser with a cavity length of 53.00 cm oscillates in the m=100,000 mode. What is the wavelength of the laser beam
A solution has a hydronium-ion concentration of 1.0 x 10-5 mol per liter. What is the hydroxide-ion concentration of this solution
The 1100-kg mass of a car includes four tires, each of mass(including wheels) 35kg and diameter 0.80m. Assume each tire andwheel combination acts as a solid cylinder.
A lamp (R = 155 ), an electric heater (R = 27 ), and a fan (R = 51 ) are connected in parallel across a 118 V line. What power is expended in the heater
A uniform thin rod of length L=2.5 m and mass 2 kg can rotate in a horizontal plane about a vertical axis through its center. The rod is at rest when a 0.3 kg ball of putty, moving in the horizontal plane of the rod, hits and sticks to one end. As..
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