PEARSON ETEXT ENGINEERING MECH & STATS
15th Edition
ISBN: 9780137514724
Author: HIBBELER
Publisher: PEARSON
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Chapter 1, Problem 5P
Represent each of the following as a number between 0.1 and 1000 using an appropriate prefix: (a) 45 320 kN, (b) 568(105) mm, and (c) 0.00563 mg.
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Use scientific notation to express each quantity with only the base
units (no prefix multipliers).
35 μL
At a temperature of 31.5 °C a 0.47-mm gap exists between the ends of the rods shown. At a later time when the temperature has reached 129.7°C, determine the change in length of the steel rod if L = 321.66 mm and M = 230 mm. Round off the final answer to four decimal places.
1-) Represent each of the following with SI units having an appropriate prefix:
(a) 6753 ms, (b) 7656 N, (c) 0.945 kg, (d) 34.5(106) N, and (e) 0.00683 km.
II-) Round off the following numbers to three significant figures:
(a) 67475 m, (b) 26.554 s, (c) 7555 kg,
and Evaluate each of the following to three significant figures and express each
answer in Sl units using an appropriate prefix:
(d) 425 GN/32.5 mm, and (e) (0.00356 Gg)(402 ms).
Chapter 1 Solutions
PEARSON ETEXT ENGINEERING MECH & STATS
Ch. 1 - Represent each of the following as a number...Ch. 1 - Round off the following numbers to three...Ch. 1 - Represent each of the following quantities in the...Ch. 1 - Represent each of the following combinations of...Ch. 1 - The density (mass/volume) of aluminum is 5.26...Ch. 1 - Evaluate each of the following to three...Ch. 1 - Using the SI system of units, show that Eq. 1-2 is...Ch. 1 - If a man weighs 155 lb on earth, specify (a) his...Ch. 1 - Two particles have a mass of 8 kg and 12 kg,...
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- 0.5 m 1.5 m 1800 N 1350 N A 60 mm- Figure Q1(b)arrow_forwardExpress the specific weight, in U.S. Customary units(lb / in.3), of a specimen of material that has a density of4500 kg/ m3arrow_forwardB. Evaluate each of the following and express with SI units having appropriate prefix. 1-(50mN)(6GN) 2-(400mm)(0.6MN)²arrow_forward
- 1 0 Calculate the total volume of the cylindrical component below (not to scale): L1 D1- D1 = 1.12 cm D2 = 0.71 cm D3 = 1.58 cm L1 = 18.68 cm L2 = 15.36 cm L3=13.77 cm L4 = 9.77 cm Answer: Check L2 L3 L4 D2- What is the volume of the cylindrical component? (State your answer in S.I. units (m³), accurate to 3 significant figures) D3arrow_forwardB2. Determine the resistance of an aluminium coil of 1.25 cm as diameter consists of 14800 turns and the mean length per turn is 33 cm. Take the electrical resistivity aluminium coil as 0.0175 µN-m. (2 Marks) The area in cm? is The total length in m is The resistance of the coil in 2 isarrow_forward2. In each case, express F as a Cartesian vector. а. 2 m 2 m F = 600 Narrow_forward
- Q1. As shown in the image below, the force acting on the box is F = (C · s²) Determine the work done by force F to the box when the box has displaced s = 1.7 m. Please pay attention: the numbers may change since they are randomized. Negative sign must be included if the work done is negative. Your answer must include 2 places after the decimal point, and proper Sl unit. N, where constant C = 6 and s is displacement in m. S F -arrow_forwardWhat is the weight in newtons of an object that has a mass of:4.50Mg? Express the result to three significant figures. Use an appropriate prefix.arrow_forwardWhat is the weight in newtons of an object that has a mass of:10 kg? Express the result to three significant figures. Use an appropriate prefix.arrow_forward
- Please write the final answer with unit 3.Length and diameter of a bearing are equal (d=L). This bearing should be able to withstand the allowable support force of 80 N. Allowable support tension is 20 N/cm?. Determine the length of bearing.arrow_forwardQ2: Evaluate each of the following and express with SI units having an appropriate prefix: (a) (50 mN) (6 GN), (b) (400 mm) (0.6 MN)2 , (c) 45 MN3 /900 Gg.arrow_forward1-1. Round off the following numbers to three significant figures: (a) 58 342 m, (b) 68.534 s, (c) 2553 N, and (d) 7555 kg.arrow_forward
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