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Unformatted text preview: c. 500 000. 6. The equation for the change of position of a train starting at x = 0 m is given by . The dimensions of b are b. LT 3 7. The position of a particle as it moves along the x axis is given by x = 15e 2 t m, where t is in s. What is the acceleration of the particle at t = 1.0 s? c. 8.1 m/s 8. If = [15, 80 ] and , what is the magnitude of ? c. 32 9. If = [10 m, 30 ] and = [25 m, 130 ], what is the direction of the sum of these two vectors? c. 107 10. Starting from one oasis, a camel walks 25 km in a direction 30 south of west and then walks 30 km toward the north to a second oasis. What distance separates the two oases? c. 28 km...
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