1. What is the value of gc in the SI system of units?
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2. What is the value of gc in the American Engineering
system of units?
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3. If a force of 1 N is applied to an object with a mass of 1
kg, what is the resulting acceleration?
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4. If a force of 1 lbf is applied to an object with
a mass of 1 lbm, what is the resulting acceleration?
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5. If a force of 1 lbf is applied to an object with
a mass of 1 slug, what is the resulting acceleration?
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6. An object has a weight of 1.0 lbf on Earth.
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a. What is the mass of the object on Earth?
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b. Would the object's mass be higher, lower or the same
on the moon?
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c. Would the object's weight be higher, lower or the
same on the moon?
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7. What is the value of the quantity g/gc in the SI
system of units?
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8. What is the value of the quantity g/gc in the AE
system of units?
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9. Did Newton formulate his second law before or after the English
system of units was adopted?
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10. g has a value of 32.174 ft/s2 on Earth. Is the
value of g higher, lower or the same on Pluto?
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11. gc has a value of 32.174 (lbm ft/s2)/lbf
on Earth. Is the value of gc higher, lower or the same
on Pluto?
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12. What is the conversion factor to convert a temperature change
in Fahrenheit to a temperature change in Celsius?
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13. What is the expression to convert a temperature in Fahrenheit
to a temperature in Celsius?
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14. What is the conversion factor to convert a temperature in
Rankine to a temperature in Kelvin?
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15. What is the expression to convert a temperature in Kelvin
to a temperature in Celsius?
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16. What temperature corresponds to a complete lack of thermal
motion?
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17. Is the following equation dimensionally homogeneous? (The
symbols have the same meaning as in the lecture) P = Po
+ gh/gc
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18. True or false, an equation could be valid if it is not dimensionally
homogeneous?
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19. True or false, an equation must be valid if it is dimensionally
homogeneous?
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20. True or false, if an equation is valid it must be dimensionally
homogeneous?
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