Chemical Engineering - Chemical Engineering Basics

46. 

The dimensions of Planck's constant is the same as that of the

A. kinetic energy
B. momentum
C. electrostatic potential
D. none of these

Answer: Option D

Explanation:

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47. 

1% concentration of water vapor in air is equivalent to __________ ppm (parts per million).

A. 10000
B. 1000
C. 100
D. 10

Answer: Option A

Explanation:

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48. 

The ratio of coil diameter to wire diameter of a spring is called the spring

A. index
B. deflection
C. form co-efficient
D. none of these

Answer: Option A

Explanation:

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49. 

The minimum temperature to which the water can be cooled in a cooling tower is the __________ temperature of air.

A. ambient
B. dry bulb
C. dew point
D. wet bulb

Answer: Option C

Explanation:

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50. 

Dialysis is the process of separating substances in the

A. colloidal state from those present in the true solutions.
B. colloidal state from those present in the suspensions.
C. suspension from those present in the solutions.
D. none of these.

Answer: Option A

Explanation:

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