Serway_CP_poll_ch01

Serway_CP_poll_ch01 - If the displacement of an object, x,...

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Unformatted text preview: If the displacement of an object, x, is related to velocity, v, according to the relation x = Av, the constant, A, has the dimension of which of the following? 1 2 3 4 25% 25% 25% 25% 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 1. acceleration 2. length 3. time 4. area A crate has the dimensions of 1.0 m x 1.2 m x 0.80 m. If there are 3.28 feet per meter then what is the volume of the crate in cubic feet? 1 2 3 4 25% 25% 25% 25% 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 1. 34 cubic feet 2. 10 cubic feet 3. 68 cubic feet 4. 3 cubic feet If a jet airplane climbs at an angle of 15 with respect to the horizontal and follows a straight-line path for a distance of 400 m, how much altitude does it gain? 1 2 3 4 25% 25% 25% 25% 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 1. 103 m 2. 390 m 3. 141 m 4. 200 m The distance to the Andromeda Galaxy is estimated at about 2 x 10 6 light years. A light year is the distance traveled by light in one year; if the speed of light is 3 x 10 8 m/s, about how far is it from our galaxy to Andromeda? (1 year = 3.15 x 10 7 s) 1 2 3 4 25% 25% 25% 25% 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 1. 10 x 10 15 m 2. 1 x 10 18 m 3. 1.9 x 10 22 m 4. 6 x 10 12 m A furlong is a distance equal to 220 yards. A fortnight is a time period of 2 weeks. If a race horse is running at a speed of 5 yards per second, what is its speed as measured in furlongs per fortnight? 1 2 3 4 25% 25% 25% 25% 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 1. 27,491 furlongs/fortnight 2. 13,674 furlongs/fortnight 3. 6,221 furlongs/fortnight 4. 2,749 furlongs/fortnight Mass, along with what other two quantities, make up the three basic quantities in mechanics used by physicists to derive additional quantities? 1 2 3 4 25% 25% 25% 25% 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 1. length and force 2. power and force 3. length and time 4. force and time Note the following mathematical expression: y = x 2 . Which one of the statements below is most consistent with this expression?...
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Serway_CP_poll_ch01 - If the displacement of an object, x,...

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