MCQOPTIONS
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| 1. |
Compare the pressure exerted by a sharp needle on a surface and the pressure exerted by a blunt needle. |
| A. | The pressure exerted by a sharp needle is more. |
| B. | The pressure exerted by a blunt needle is less. |
| C. | The pressure exerted by both is equal. |
| D. | It cannot be determined. |
| Answer» B. The pressure exerted by a blunt needle is less. | |