Chemical Process Calculation Questions and Answers – Conversion of Units-I

This set of Chemical Process Calculation Multiple Choice Questions & Answers (MCQs) focuses on “Conversion of Units-I”.

1. __________ are statements of equivalent values of different units in the form of ratios.
a) Fraction factor
b) Conversion factor
c) Expand factor
d) None of the mentioned
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2. Which one is an incorrect conversion
a) 1 inch = 2.54 cm
b) 1 mile = 5280 ft.
c) 1 ft. = 12 inch
d) None of the mentioned
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3. A car is travelling with a speed of 550 ft/sec. How fast it is going in miles per hour?
a) 375
b) 750
c) 900
d) 1800
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4. 30 (in)(cm2)/(yr)(s)(lbm)(ft2) to all SI units.
a) 5.72×10-11
b) 4.76×10-12
c) 8.73×10-11
d) 4.45×10-12
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5. Oil is flowing through a 4 in.-diameter pipe having a velocity of 6 ft/sec. The flow rate gallon per minute and kinetic energy of water in (ft)(lbf)/lbm are respectively?
a) 469.92 and 1.12
b) 352.44 and 0.84
c) 234.96 and 0.56
d) 117.48 and 0.28
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6. What is the potential energy of a box in (ft)(lbf), kept on a wall having a height 20 ft above the surface? Assume that the mass of the box is 100 lb.
a) 1000
b) 2000
c) 3000
d) 4000
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7. What is the value of 200 ft3/min in mile3/day?
a) 0.95×10-6
b) 1.95×10-6
c) 0.95×106
d) 1.95×106
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8. 1.5 nm. is equal to
a) 1.5*10^-8 dm
b) 0.15 Angstrom
c) 5.9*10^-10 in
d) All of the mentioned
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9. Acceleration of gravity in AE system is equal to
a) 0.32174 ft/s2
b) 3.2174 ft/s2
c) 32.174 ft/s2
d) 321.74 ft/s2
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10. Fundamental unit for the length in metric system is
a) cm
b) m
c) in
d) yd
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Sanfoundry Global Education & Learning Series – Chemical Process Calculation.
To practice all areas of Chemical Process Calculation, here is complete set of 1000+ Multiple Choice Questions and Answers.