Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

1.

When is fick s law applied?

A. For passive diffusion down the concentration gradient
B. Passive osmosis along concentration gradient
C. Active osmosis along concentration gradient
D. Active and passive movement of molecule along concentration gradient
Answer» B. Passive osmosis along concentration gradient
2.

What id D ab called in the Fick s law?

A. Thermal conductivity
B. Density coefficient
C. Diffusivity
D. Electrical conductivity
Answer» D. Electrical conductivity
3.

Which of the following is correct representation of Fick s law of diffusion?

A. J <sub>z</sub> = -D*dc <sub>a</sub> /dz
B. J <sub>z</sub> = -D*dT/ds
C. J <sub>z</sub> = D*dc <sub>a</sub> /dz
D. J <sub>z</sub> = -D*c <sub>a</sub> /dz
Answer» B. J <sub>z</sub> = -D*dT/ds
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