Engineering Mechanics: Statics
13th Edition
ISBN: 9780132915540
Author: Russell C. Hibbeler
Publisher: Prentice Hall
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 1.6, Problem 21P
If the man is on the moon, where the acceleration due to gravity is gm = 5.30ft/s2, determine (d) his weight in pounds, and (e) his mass in kilograms.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
For the 2465-lb car, determine (a) its mass in slugs, (b) its weight in newtons, and (c) its mass in kilograms.
Answers:
(a) m =
(b) W=
(c) m =
i
W = 2465 lb
i
i
slugs
N
kg
A person weighs 30 lb on the moon, where g = 32 ft/s2.Determine (a) the mass of the person; and (b) the weight of the person on earth.
Convert the following: (a) 400 lb ft to kN • m; (b) 6 m/s to mi/h;(c) 20 lb/in.2 to kPa; and (d) 500 slug/in. to kg/m.
The kinetic energy of a car of mass, m moving with velocity v is E = mv2/2. If m = 1000 kg and v = 6 m/s, compute E in (a) kN · m; and (b) lb ft.
A differential equation is d^2/dt^2=Ay^2=byt where y represents a distance and 1 is time. Determine the dimensions of constants A and B for which the equation will be dimensionally homogeneous.
Calculate the gravitational force between the earth and the moon in newtons. The distance between the earth and the moon is 384 x 103
Note: mass of earth = 5.9742 X 1024 kg, radius of earth = 6378 km, mass of moon = 0.073 483 x 1024 kg, radius of moon = 1737 km.
A man is standing on a board on a frozen lake where there is no friction between the board and the ice surface. Tha man's mass is 2 m and the boaf's mass is 4 m. The board has length L. He walks from 1/5 Lfrom the left end of the board to 1/5 L from the right end of the board. How far and in which direction does the board move during this process?
Chapter 1 Solutions
Engineering Mechanics: Statics
Ch. 1.6 - Round off the following numbers to three...Ch. 1.6 - Prob. 2PCh. 1.6 - Represent each of the following combinations of...Ch. 1.6 - Represent each of the following combinations of...Ch. 1.6 - Represent each of the following quantities in the...Ch. 1.6 - Prob. 6PCh. 1.6 - To show this, convert 1 Pa = 1 N/m2 to lb/ft2....Ch. 1.6 - Prob. 8PCh. 1.6 - Prob. 9PCh. 1.6 - Prob. 10P
Ch. 1.6 - Evaluate each of the following to three...Ch. 1.6 - Prob. 12PCh. 1.6 - Prob. 13PCh. 1.6 - Prob. 14PCh. 1.6 - Prob. 15PCh. 1.6 - Prob. 16PCh. 1.6 - Prob. 17PCh. 1.6 - is a dimensionality homogeneous equation which...Ch. 1.6 - What is the density expressed in SI units? Express...Ch. 1.6 - If they are 800 mm apart, determine the force of...Ch. 1.6 - If the man is on the moon, where the acceleration...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- If a resultant force is applied to one mass on a frictionless surface, it accelerates at 6 m/s2. When the same resultant force is applied to three masses that are combined together, thenarrow_forwardQ2. In the image shown below, according to the provided datum line, determine the gravitational potential energy of the 5.0-kg block. The height h = 2.0 m. Negative sign must be included if the energy is negative. Please pay attention: the numbers may change since they are randomized. Your answer must include 1 place after the decimal point, and proper SI unit. Take g = 9.81 m/s². Your Answer: Answer 5 4 3 units h Datumarrow_forwardA student weighs 180 lb. Determine his mass in slugs. Convert his weight to newtons and calculate the corresponding mass in kilograms. Answers: Student mass= i Student weight = i Student mass= i slugs N kgarrow_forward
- A poundal is the force required to accelerate a mass of 1 Ibm at a rate of 1 ft/s2, and a slug is the mass of an object that will accelerate at a rate of 1 ft/s2 when subjected to a force of 1 bf. Calculate the mass in slugs and the weight in poundals of a 175 Ibm man (i) on earth and (ii) on the moon, where the acceleration due to gravity is one-sixth of its value on earth.arrow_forwardFive objects in a region where the acceleration due to gravity is 30.2 ft/s2 are as follows: x1 = 400 g of mass; x2 weighs 850gf; x3 weighs 35 poundals; x4 weighs 3lbf; x5 is 0.50 slug of mass. What is the total mass expressed in lbm.arrow_forwardA 100-lb force exerted against a 1000-lb block causes the block to slide with constant velocity. The pushing force and thefriction force exerted are?arrow_forward
- A woman stands on a scale while riding in an elevator. When the elevator is at rest, the scale reads 75 kg. What will be the reading of the scale in kg when the elevator accelerates (a) upward at 1.2 m/sec,(b) downward at at 1.2 m/sec (c) At what acceleration of the elevator would the person appear to be weightless? (=arrow_forward2. The large piston in a hydraulic lift has a radius of 250 cm2 . What force (kgf) must be applied to the small piston with a radius of 25 cm2 in order to raise a car of mass 1500 kg? а cararrow_forwardWhat is the weight of a 45-kg boulder if it is brought to a place where the acceleration due to gravity is 395 m/s per minute?arrow_forward
- Determine the weight of a body that occupies 200 m3 if its specific volume is 10 m3/kgarrow_forwardDetermine the weight in newton’s of a car whose mass is 1400 kg. Convert the mass of the car to slugs and then determine its weight in pounds.arrow_forwardA tank containing oil has a diameter of 10 ft and a height of 5 ft. (a) If the oil has a specific gravity of 0.85,determine (a) its weight in pounds and in newtons at a location where the acceleration due to gravity is 31 ft/s2. (b) Calculate the its mass , in slugs. (c) If this oil is located on the moon’s surface where the acceleration due to gravity is approximately 5.332 ft/s2, determine the weight of oil.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
International Edition---engineering Mechanics: St...Mechanical EngineeringISBN:9781305501607Author:Andrew Pytel And Jaan KiusalaasPublisher:CENGAGE L
International Edition---engineering Mechanics: St...
Mechanical Engineering
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
Publisher:CENGAGE L
Introduction To Engg Mechanics - Newton's Laws of motion - Kinetics - Kinematics; Author: EzEd Channel;https://www.youtube.com/watch?v=ksmsp9OzAsI;License: Standard YouTube License, CC-BY