Concept explainers
Convert the following to appropriate ips units:
- (a) A stress, σ = 150 MPa.
- (b) A force, F = 2 kN.
- (c) A moment, M = 150 N · m.
- (d) An area, A = 1 500 mm2.
- (e) A second moment of area, I = 750 cm4.
- (f) A modulus of elasticity, E = 145 GPa.
- (g) A speed, v = 15 km/h.
- (h) A volume, V = 1 liter.
(a)
The stress in ips unit.
Answer to Problem 29P
The stress in ips unit is
Explanation of Solution
To convert the units from SI unit to ips unit, divide the quantity by the conversion factor.
Calculate the stress in ips unit.
Here, stress in ips unit is
Conclusion:
Refer Table A-2 “Conversion factors
The conversion factor for conversion of
Substitute
Thus, the stress in ips unit is
(b)
The force in ips unit.
Answer to Problem 29P
The force in ips unit is
Explanation of Solution
To convert the units from SI unit to ips unit, divide the quantity by the conversion factor.
Calculate the force in ips unit.
Here, force in ips unit is
Conclusion:
Refer Table A-2 “Conversion factors
The conversion factor for conversion of
Substitute
Thus, the force in ips unit is
(c)
The moment in ips unit.
Answer to Problem 29P
The moment in ips unit is
Explanation of Solution
To convert the units from SI unit to ips unit, divide the quantity by the conversion factor.
Calculate the moment in ips unit.
Here, moment in ips unit is
Conclusion:
Refer Table A-2 “Conversion factors
The conversion factor for conversion of
Substitute
Thus, the moment in ips unit is
(d)
The area in ips unit.
Answer to Problem 29P
The area in ips unit is
Explanation of Solution
To convert the units from SI unit to ips unit, divide the quantity by the conversion factor.
Calculate the area in ips unit.
Here, area in ips unit is
Conclusion:
Refer Table A-2 “Conversion factors
The conversion factor for conversion of
Substitute
Thus, the moment in ips unit is
(e)
The second moment of area in ips unit.
Answer to Problem 29P
The second moment of area in ips unit is
Explanation of Solution
To convert the units from SI unit to ips unit, divide the quantity by the conversion factor.
Calculate the second moment of area in ips unit.
Here, second moment of area in ips unit is
Conclusion:
Refer Table A-2 “Conversion factors
The conversion factor for the conversion of
Substitute
Thus, the second moment of area in ips unit is
(f)
The modulus of elasticity in ips unit.
Answer to Problem 29P
The modulus of elasticity in ips unit is
Explanation of Solution
To convert the units from SI unit to ips unit, divide the quantity by the conversion factor.
Calculate the modulus of elasticity in ips unit.
Here, modulus of elasticity in ips unit is
Conclusion:
Refer Table A-2 “Conversion factors
The conversion factor for conversion of
Substitute
Thus, the modulus of elasticity in ips unit is
(g)
The velocity in ips unit.
Answer to Problem 29P
The velocity in ips unit is
Explanation of Solution
To convert the units from SI unit to ips unit, divide the quantity by the conversion factor.
Calculate the velocity in ips unit.
Here, velocity in ips unit is
Conclusion:
Refer Table A-2 “Conversion factors
The conversion factor for conversion of
Substitute
Thus, the velocity in ips unit is
(h)
The volume in ips unit.
Answer to Problem 29P
The volume in ips unit is
Explanation of Solution
The given volume
To convert the units from SI unit to ips unit, divide the quantity by the conversion factor.
Calculate the volume in ips unit.
Here, volume in ips unit is
Conclusion:
Refer Table A-2 “Conversion factors
The conversion factor for conversion of milliliter to quart
Substitute
Thus, the volume in ips unit is
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Chapter 1 Solutions
Shigley's Mechanical Engineering Design (McGraw-Hill Series in Mechanical Engineering)
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