MCQOPTIONS
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MCQOPTIONS
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. |
John Dalton said that atoms are the smallest constituents of elements. True or False? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
Which of the following states of matter has the maximum value of mean free path? |
| A. | Gas |
| B. | Solid |
| C. | Liquid |
| D. | Plasma |
| Answer» B. Solid | |
| 3. |
What is meant by mean free path? |
| A. | It is the average distance a molecule travels without colliding |
| B. | Average distance between 2 molecules |
| C. | Average distance travelled by a molecule before colliding with a wall of the container |
| D. | Sum of distance travelled by all molecules |
| Answer» B. Average distance between 2 molecules | |