(Test Bank) College Physics

Giambattista, 5

Physics

Test Bank

5th Edition

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Description

Test Bank for College Physics, The downloadable file consists of 903 pages, and the total size of the file is 5.37 MB. Purchase now only for highly discounted price.

Author(s): Giambattista

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Study Note Preview

Version 1 1 CHAPTER 1 1) A student of physics watching the Star Wars films knows that according to the laws of physics A) the Rebel heroes can see the flash of an explosion in space. B) the Rebel heroes can hear the sound of an explosion in space. C) the Rebel heroes can communicate using their radios in space. D) the Rebel heroes can see the flash of an explosion in space AND the Rebel heroes can communicate using their radios in space. E) the Rebel heroes can see the flash of an explosion in space AND the Rebel heroes can hear the sound of an explosion in space. 2) In everyday language, speed and velocity are synonyms, but in physics A) velocity has only magnitude. B) speed has only direction. C) velocity has magnitude and direction. D) speed has magnitude and direction. E) velocity has only direction. 3) In everyday language, power and force are similar, but in physics A) force has only magnitude. B) power has only direction. C) force has magnitude and direction. D) power has magnitude and direction. E) None of these answers are correct. 4) Algebraic symbols in physics equations represent physical quantities, therefore Version 1 2 A) the symbols represent numbers only. B) the symbols represent numbers and units. C) the symbols consist of units only. D) the symbols are only abstract. E) the symbols are only imaginary. 5) The last page of a book is numbered 814 and the book is 3.00 cm thick. What is the average thickness of each page? A) 2.54 × 103 cm B) 2.54 × 10-3 cm C) 7.37 × 10-3 cm D) 3.92 × 10-3 cm 6) The diameter of a circle is doubled. By what factor is the area changed? A) √2 B) 2 C) 4 D) √4 E) 1 7) The radius of a circle is increased by 5%. The percentage increase of the circumference is A) 5%. B) 10%. C) 12%. D) 16%. Version 1 3 8) The radius of a circle is increased by 5%. The percentage increase of the area isabout A) 5%. B) 10%. C) 12%. D) 16%. 9) The radius of a circle is tripled. By what factor is the area changed? A) 3 B) 6 C) 9 D) 12 10) What is the percentage increase in area when ordering a 14 inch rather than a 12 inch pizza? A) 16% B) 26% C) 36% D) 46% 11) By what approximate factor is a 12 inch pizza larger in area than a 10 inch pizza? A) 1.2 B) 1.1 C) 1.4 D) 1.6 Version 1 4 12) If the surface area of a sphere increased by a factor of 3, by what factor did the radius of the sphere change? A) 1.14 B) 1.73 C) 2.00 D) 2.24 13) If the surface area of a sphere is increased by 16%, by what percentage has the radius been changed? A) 16% B) 8.1% C) 7.7% D) 12% 14) The volume of a sphere is 8.00 m3. The radius of the sphere is A) 1.24 m. B) 2.00 m. C) 2.65 m. D) 3.00 m. 15) The radius of a sphere is 2.00 m. The surface area of the sphere is A) 36.7 m2. B) 50.3 m2. C) 72.5 m2. D) 75.0 m2. Version 1 5 16) By what factor does the volume of a cube increase if the lengths of the edges are doubled? A) 2 B) 4 C) 6 D) 8 17) By what factor does the volume of a cube increase if the lengths of the edges are tripled? A) 6 B) 9 C) 3 D) 27 18) The side of a cube is decreased by 6%. The percentage decrease of the volume of the cube is A) 6%. B) 9%. C) 12%. D) 17%. 19) If the length of a box is reduced by one-third and the width and height are doubled, by what factor has the volume changed? A) 4/3 B) 2/3 C) 3/4 D) 3/2 Version 1 6 20) The side of a cube is increased by 5%. The percentage increase of the surface area of the cube isabout A) 5%. B) 10%. C) 12%. D) 16%. E) 18%. 21) The price of gasoline goes up 6% on Monday night and then goes down 7% the following day. What is the net percentage change in the price of gasoline from Monday morning? A) 1.0% B) 2.0% C) −1.4% D) −1.0% 22) 1.0 kilometer equals how many nanometers? A) 1.0 × 1012 B) 1.0 × 106 C) 1.0 × 104 D) 1.0 × 10−3 23) 1.0 centimeter equals how many micrometers? Version 1 7 A) 1.0 × 1012 B) 1.0 × 106 C) 1.0 × 104 D) 1.0 × 10-3 24) 1.0 micrometer equals how many millimeters? A) 1.0 × 10−6 B) 1.0 × 10−3 C) 1.0 × 103 D) 1.0 × 106 25) The number of significant figures in 3.24 cm is A) 2 B) 3 C) 4 D) 5 26) The precision and number of significant figures in 1.003 km is A) precision = 0.0001 km, significant figures = 4. B) precision = 0.001 km, significant figures = 4. C) precision = 0.0001 km, significant figures = 3. D) precision = 0.001 km, significant figures = 3. E) precision = 0.0001 km, significant figures = 2. 27) The precision and number of significant figures in 0.0045 mm is Version 1 8 A) precision = 0.0001 mm, significant figures = 4. B) precision = 0.001 mm, significant figures = 4. C) precision = 0.0001 mm, significant figures = 3. D) precision = 0.001 mm, significant figures = 3. E) precision = 0.0001 mm, significant figures = 2. 28) The length 4.221 cm is added to 0.01 cm. The appropriately rounded sum is A) 4.22 cm. B) 4.231 cm. C) 4.23 cm. D) 4.2 cm. E) 4.21 cm. 29) The length 3.76 mm is multiplied by 0.05 mm. The appropriately rounded product is A) 0.18 mm2. B) 0.2 mm2. C) 0.19 mm2. D) 0.1881 mm2. E) 0.29 mm2. 30) The length 3.76 mm is multiplied by 0.0232 mm. The appropriately rounded product is A) 0.082 mm2. B) 0.09 mm2. C) 0.087 mm2. D) 0.0872 mm2. E) 0.08723 mm2. Version 1 9 31) The length 3.76 mm is divided by 6 mm. The appropriately rounded ratio is A) 0.627. B) 0.63. C) 0.6. D) 0.62666. E) 0.6267. 32) The length 3.76 mm is divided by 0.0232 mm. The appropriately rounded ratio is A) 160. B) 162. C) 162.1. D) 162.07. E) 162.069. 33) A cube is 1.0 inch in length on the side (1 in = 2.54 cm). The volume of the cube is A) 1.64 × 101 cm3. B) 1.6387 × 101 cm3. C) 1.6 × 101 cm3. D) 1.639 × 101 cm3. 34) The number of seconds in exactly 30 days is A) 2.59 × 106. B) 2.592 × 106. C) 2.5920 × 106. D) 2.592000 × 106. Version 1 10 35) The population of the United States (in 2019) is approximately 329,000,000. Write this number in scientific notation. A) 3.3 × 107 B) 329 × 106 C) 3.29 × 107 D) 3.29 × 108 E) 32.9 × 107 36) Using the following unit conversions: 1.00 fluid ounce = 29.573 ml, 1.00 L = 1000 cm3, density of water = 1.00 g/cm3, the number of fluid ounces in a kg of water is A) 48.8 fluid ounces. B) 40.1 fluid ounces. C) 33.8 fluid ounces. D) 25.7 fluid ounces. 37) If the radius of the Earth is 6400.0 km and the atmosphere is 10.0 km high, then the volume of air around the Earth is A) 5.16 × 1018 m3. B) 3.605 × 1016 m3. C) 5.2 × 1018 m3. D) 5.1552 × 109 m3. 38) Approximately how many square centimeters are in 1 square foot (1 in = 2.54 cm)? Version 1 11 A) 30.5 cm2 B) 929 cm2 C) 366 cm2 D) 144 cm2 E) 22.3 cm 2 39) One angstrom = 10−10 m and one fermi = 10−15 m. What is the relationship between these units? A) 1 angstrom = 105 fermi B) 1 angstrom = 10−5 fermi C) 1 angstrom = 10−25 fermi D) 1 angstrom = 1025 fermi 40) Which of the SI prefixes is used to indicate 109? A) kilo B) mega C) giga D) tera E) nano 41) Which of the following is not an SI base unit? A) kelvin B) kilogram C) newton D) second E) meter Version 1 12 42) To be dimensionally consistent, distance [L], velocity [L/T], and time [T] must be related as follows. A) distance = time/velocity B) distance = velocity/time C) distance = time/velocity2 D) distance = velocity × time2 E) distance = velocity × time 43) To be dimensionally consistent, distance [L], velocity [L/T], and acceleration [L/T2] must be related as follows. A) distance = velocity2/acceleration B) distance = velocity/acceleration C) distance = velocity2 × acceleration D) distance = velocity × acceleration2 44) To be dimensionally consistent, velocity [L/T], frequency [1/T], and wavelength [L] must be related as follows. A) velocity = frequency2 × wavelength B) velocity = frequency × wavelength C) velocity = frequency/wavelength D) velocity = frequency/wavelength2 45) To be dimensionally consistent, velocity [L/T], pressure [M/LT2], and density [M/L3] must be related as follows. Version 1 13 A) velocity = pressure/density B) velocity2 = pressure/density2 C) velocity = pressure/density2 D) velocity2 = pressure/density 46) To be dimensionally consistent, velocity [L/T], force [ML/T2], mass [M], and length [L] must be related as follows. A) velocity2 = force × length/mass B) velocity2 = force × length/mass2 C) velocity = force× length2/mass D) velocity = force × length/mass 47) To be dimensionally consistent, pressure [M/LT2], density [M/L3], and velocity [L/T] must be related as follows. A) pressure2 = density × velocity2 B) pressure = density × velocity2 C) pressure = density × velocity D) pressure = density2 × velocity 48) To be dimensionally consistent, force [ML/T2], pressure [M/LT2], and length [L] must be related as follows. A) force = pressure2 × length2 B) force = pressure2 × length C) force = pressure × length2 D) force = pressure × length Version 1 14 49) To be dimensionally consistent, distance [L], acceleration [L/T2], and time [T] must be related as follows. A) distance = acceleration2 × time2 B) distance = acceleration × time C) distance = acceleration × time2 D) distance = acceleration2 × time 50) To be dimensionally consistent, velocity [L/T], acceleration [L/T2] and time [T] must be related as follows. A) velocity = acceleration × time B) velocity = acceleration × time2 C) velocity = acceleration2 × time2 D) velocity = acceleration2 × time 51) Assume everyone in the United States consumes one soft drink in an aluminum can every two days. If there are 330 million Americans, estimate how many tons of aluminum need to be recycled each year if each can weighs 1/16 pound and one ton = 2000 pounds. A) 750,000 tons B) 1.9 million tons C) 1.0 million tons D) 3 million tons E) 1,600,000 tons 52) Estimate how many textbooks of 1000 pages stacked on top of each other would make a stack of books 15 feet high. Version 1 15 A) 100 B) 10 C) 1000 D) 1 E) 500 53) Estimate the number of dollar bills (15.5 cm wide), placed end to end, that it would take to circle the Earth (radius = 6.40 × 103 km). A) 9.5 × 108 B) 2.6 × 108 C) 3.7 × 107 D) 1.2 × 107 E) 8.5 × 106 54) Find the equation x = at + b that fits the following data. A) x = 45 t + 20 B) x = 35 t + 20 C) x = 35 t + 15 D) x = 25 t + 45 55) Find the equation x = at2 + b that fits the following data.