Chemical Engineering - Chemical Engineering Basics

6. 

The ultimate strength in tension for steel is __________ times the ultimate strength in shear.

A. 0.5
B. 0.9
C. 1.5
D. 2.5

Answer: Option C

Explanation:

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7. 

The activity of pure hydrogen gas at 1000°C and 5 atm pressure

A. is always less than 1.
B. is always greater than 1.
C. can be 5.
D. depends on the choice of the standard state.

Answer: Option D

Explanation:

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8. 

Which of the following transducers is most commonly used for the measurement of shock and vibration ?

A. Linear variable differential transducer (LVDT)
B. Dial gauge
C. Accelerometer
D. none of these

Answer: Option C

Explanation:

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9. 

The power of a low capacity prime mover is most suitably measured by a __________ type dynamometer.

A. driving
B. transmission
C. absorption
D. none of these

Answer: Option C

Explanation:

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10. 

__________ addition increases the depth of hardness of steel.

A. Chromium
B. Nickel
C. Tungsten
D. Vanadium

Answer: Option A

Explanation:

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