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A steel aircraft carrier is 384 m long when moving through the icy North Atlantic at a temperature of 4.24 °C. By how much does the carrier lengthen when it is traveling in the warm Mediterranean Sea at a temperature of 25.3 °C?
a 3.95 mol sample of an ideal diatomic gas expands adiabatically from volume of 0.1820 m3to 0.710m3, Determine the initial and final temperatures
A rescue plane wants to drop supplies to isolated mountain climbers on a rocky ridge 235 m below. With what speed do the supplies land in the latter case
A catapult with a radial arm 4.19 m long accelerates a ball of mass 19.1 kg through a quarter circle. The ball leaves the apparatus at 41.6 m/s. Find the moment of inertia of the arm and ball
A 1000- kg car collides with a 1200- kg car that was initially at rest at the origin of an x-y coordinate system. What was the initial speed of the lighter car (in km/h)
you are piloting a spacecraft whose total mass is 1110 kg and attempting to dock with a space station in deep space.
The drawing shows a collision between two puckson an air-hockey table. Puck A has a mass of 0.0190 kg and ismoving along the x axis with a velocity of +4.63 m/s. It makes acollision with puck B, which has a mass of 0.0380 kg and isinitially at res..
A train is rounding a circular curve whose radius is 200 m. At one instant, the train has an angular acceleration of .0015 rad/s2, Determine the angle of the total acceleration relative to the radial direction
An astronomical telescope uses an objective power of +1.280 D. If the length of the telescope is 80.000 cm, what are power of the eyepiece
A spacecraft approaching the earth launches an exploration vehicle. After the launch, an observer on earth sees the spacecraft approaching at a speed of 0.35c and the exploration vehicle approaching at a speed of 0.90c. What is the speed of the explo..
An explosion of a 10.0-kg bomb releases only two separate pieces the bomb was initially at rest and a 4.00-kg piece travels westward at 100 m/s immediately after the explosion
the initial state of 1.00 mol of dilute gas is p1 9.00 atm v1 1.00 l and eint1 680 j and its final state is p2 1.00
After a tornado, a 0.60 g straw was found embedded 2.5 cm intothe trunk of a tree. what was the speed of the straw when it hit the tree
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