Physics for Scientists and Engineers With Modern Physics
9th Edition
ISBN: 9781133953982
Author: SERWAY, Raymond A./
Publisher: Cengage Learning
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Chapter 1, Problem 8OQ
(a)
To determine
Check whether is it correct that a dimensionally correct equation need to be true.
(b)
To determine
Check whether is a dimensionally incorrect equation need to be true or not.
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A small cube of iron is observed under a microscope. The edge of the cube is 3.00 x 10-6 cm long. The atomic mass of iron is 55.9 u, and its density is 7.86 g/cm³.
(a) Find the mass of the cube.
(b) Find the number of iron atoms in the cube.
atoms
(a)
How many significant figures are in the numbers 999.0 and 1000.0?
999.01000.0
(b)
If the uncertainty in each number is 10, what is the percent uncertainty in each? (Give your answer to 4 significant figures.)
999.0 %1000.0 %
(c)
Which is a more meaningful way to express the accuracy of these two numbers, significant figures or percent uncertainties?
Which of the following equations are dimensionally consistent? (a) v = at, (b) v = 12at2, (c) t = a>v, (d) v2 = 2ax.
Chapter 1 Solutions
Physics for Scientists and Engineers With Modern Physics
Ch. 1.1 - In a machine shop, two cams are produced, one of...Ch. 1.3 - True or False: Dimensional analysis can give you...Ch. 1.4 - The distance between two cities is 100 mi. What is...Ch. 1 - Prob. 1OQCh. 1 - A house is advertised as having 1 420 square feet...Ch. 1 - Prob. 3OQCh. 1 - Prob. 4OQCh. 1 - Prob. 5OQCh. 1 - Prob. 6OQCh. 1 - Prob. 7OQ
Ch. 1 - Prob. 8OQCh. 1 - Prob. 9OQCh. 1 - Prob. 10OQCh. 1 - Prob. 1CQCh. 1 - Prob. 2CQCh. 1 - Prob. 3CQCh. 1 - Prob. 4CQCh. 1 - Prob. 1PCh. 1 - Prob. 2PCh. 1 - Prob. 3PCh. 1 - Prob. 4PCh. 1 - Prob. 5PCh. 1 - Prob. 6PCh. 1 - A crystalline solid consists of atoms stacked up...Ch. 1 - Prob. 8PCh. 1 - Prob. 9PCh. 1 - Prob. 10PCh. 1 - Prob. 11PCh. 1 - Prob. 12PCh. 1 - The position of a particle moving under uniform...Ch. 1 - (a) Assume the equation x = At3 + Bt describes the...Ch. 1 - A solid piece of lead has a mass of 23.94 g and a...Ch. 1 - Prob. 16PCh. 1 - Prob. 17PCh. 1 - Prob. 18PCh. 1 - Why is the following situation impossible? A...Ch. 1 - Prob. 20PCh. 1 - Prob. 21PCh. 1 - Prob. 22PCh. 1 - Prob. 23PCh. 1 - Prob. 24PCh. 1 - Prob. 25PCh. 1 - Let AI represent the density of aluminum and Fe...Ch. 1 - One gallon of paint (volume = 3.78 103 m3) covers...Ch. 1 - Prob. 28PCh. 1 - Prob. 29PCh. 1 - Prob. 30PCh. 1 - Prob. 31PCh. 1 - (a) Compute the order of magnitude of the mass of...Ch. 1 - To an order of magnitude, how many piano tuners...Ch. 1 - Prob. 34PCh. 1 - Prob. 35PCh. 1 - How many significant figures are in the following...Ch. 1 - The tropical year, the time interval from one...Ch. 1 - Prob. 38PCh. 1 - Review. In a community college parking lot, the...Ch. 1 - Prob. 40PCh. 1 - Prob. 41PCh. 1 - Prob. 42PCh. 1 - Review. The ratio of the number of sparrows...Ch. 1 - Prob. 44PCh. 1 - Prob. 45PCh. 1 - Prob. 46PCh. 1 - Prob. 47PCh. 1 - Prob. 48PCh. 1 - Prob. 49PCh. 1 - Prob. 50PCh. 1 - Prob. 51PCh. 1 - Prob. 52PCh. 1 - Prob. 53PCh. 1 - Prob. 54APCh. 1 - Prob. 55APCh. 1 - Prob. 56APCh. 1 - Prob. 57APCh. 1 - Prob. 58APCh. 1 - Prob. 59APCh. 1 - Prob. 60APCh. 1 - Prob. 61APCh. 1 - The distance from the Sun to the nearest star is...Ch. 1 - Prob. 63APCh. 1 - A spherical shell has an outside radius of 2.60 cm...Ch. 1 - Prob. 65APCh. 1 - Air is blown into a spherical balloon so that,...Ch. 1 - Prob. 67APCh. 1 - In physics, it is important to use mathematical...Ch. 1 - The consumption of natural gas by a company...Ch. 1 - A woman wishing to know the height of a mountain...Ch. 1 - Prob. 71APCh. 1 - Prob. 72APCh. 1 - Prob. 73AP
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