Question Description
Please solve the following problems. You must show all work forfull credit. Work must be submitted in a word document.
#1. A ship has a top speed of 3 m/s in calmwater. The current of the ocean tends to push the boat at 2 m/s on abearing of due South. What will be the net velocity of the ship if thecaptain points his ship on a bearing of 55° North of West and appliesfull power? (10 points)
#2. An airplane is 5,000 m above an observerand 2.1 km to the west of them and 1.5 km to the north of you. Determinethe angle to the plane in the x – y axis and the total distance to theplane from you. Choose the x-axis east, y axis north, and z axis up. (10points)
#3. A bullet is fired from a gun at a shootingrange. The bullet hits the ground after 0.32 seconds. How far did ittravel horizontally and vertically in this time if it was fired at avelocity of 1100 m/s? (20 points)
#4. A not so brilliant physics students wantsto jump from a 3rd floor apartment window to the swimming pool below.The problem is the base of the apartment is 8.00 meters from the pool’sedge. If the window is 20.0 meters high, how fast does the student haveto be running horizontally to make it to the pool’s edge? (10 points)
#5. If a 1500 kg car stopped from an in 5.6seconds with an applied force of 5000 N, how fast was it initiallytraveling? (10 points)
#6. If the acceleration due to gravity on theMoon is 1/6 that what is on the Earth, what would a 100 kg man weight onthe Moon? If a person tried to simulate this gravity in an elevator,how fast would it have to accelerate and in which direction? (10 points)
#7. A 7.93 kg box is pulled along a horizontal surface by a force FP of 84.0 N applied at a 47.0o angle. If the coefficient of kinetic friction is 0.35, what is the acceleration of the box? (10 points)
#8. If a car is traveling at 50 m/s and thenstops over 300 meters (while sliding), what is the coefficient ofkinetic friction between the tires of the car and the road? (20 points)
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