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Question: do 61 75 and 77...

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Do 61, 75 and 77
60. Calculate a. the z-component and b, the y-component of the vector with magnitude 24.0 m and direction 56.0。 61. A vector A has components A 5.00 m and A, -9.00 m. Find a. the magnitude and Answer b. the direction of the vector. Answer 62. A person walks 25.0 north of east for 3.10 km. How far due north and how far due east would she have to walk to arrive at the same location? 63 ㅁ The magnitude of vector A is 35.0 units and points in the direction 325。 counterclockwise from the positive a-axis. Calculate the r- and y-components of this vector 64. A figure skater glides along a circular path of radius 6.00 m. If she coasts around one hail of the circle, find a. her distance from the starting location and MacBook Pro 3 5 6 8
97803571078988id 339300703&snapshotid-8771458 Q Search th ctors #2 AAA 75. One gallon of paint (volume thickness of the fresh paint on the wall? 3.79 x 10-3 m2) covers an area of 25.0 m2. What is the Answer + 76. A sphere of radius r has surface area A 4㎡ and volume V-4/3) m, if the radius of sphere 2 is double the radius of sphere 1, what is the ratio of a. the areas, Az/Ai and b, the volumes, WK? 77. Assume the re are 100 million passenger cars in the United States and that the average fuel consumption is 20 mi/gal of gasoline. If the average distance traveled by each car is 10 000 milyr, how much gasoline would be saved per year if average fuel consumption could be increased to 25 mi/gal? 78. In 2015, the U.S. national debt was about $18 trillion. a. If payments were made at the rate of $1 000 per second, how many years would it take to pay off the debt, assuming that no interest were charged? b. A dollar bill is about 15.5 cm long. If 18 trillion dollar bills were laid end to end around the Earths equator, how many times would they encircle the planet? Take the radius of the Earth at the equator to be 6 378 km. (Note: Before doing any of these calculations, try to guess at the answers. You may be very surprised.J MacBook Pro Q Search Default Search 5 7 9
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