Streamline and Turbulent Flow Multiple Questions and Answers.
Exercise Questions ::
Thermal Properties of Matter
6. | The velocity of efflux of a liquid through an orifice in the bottom of the tank does not depend upon? |
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| A. | Size of orifice |
| B. | Height of liquid |
| C. | Acceleration due to gravity |
| D. | Quantity |
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| Answer: Option A |
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| Explanation: |
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Velocity of efflux, v=√2gh Clearly, it does not depend on the size of the orifice. |
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Tutorial Link: |
Published by:Michael Daani
7. | A body of mass 15kg is dropped into the water. If the apparent weight of the body is 107N, then the applied thrust will be? |
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| A. | 40 N |
| B. | 80 N |
| C. | 60 N |
| D. | 100 N |
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| Answer: Option A |
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| Explanation: |
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Apparent weight = Weight – Upthrust Therefore, Upthrust = Weight – apparent weight Upthrust = 15 × 9.8 – 107 = 147 – 107 = 40 N. |
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Tutorial Link: |
Published by:Michael Daani
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