Punjab Police Department Papers - 2020 Multiple Questions and Answers.
Exercise Questions ::
Punjab Police Department Papers
Published by:Michael Daani
47. | Which from the following is true for �Sound�? |
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| A. | Sound cannot travel through a vacuum |
| B. | Sound cannot travel through gases |
| C. | Sound cannot travel through liquid |
| D. | Sound cannot travel through solids |
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Published by:Michael Daani
Published by:Michael Daani
Published by:Michael Daani
50. | 18 July has officially been declared by the UN as ? |
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| A. | World Aids Day |
| B. | Nelson Mandela International Day |
| C. | International Day of Peace |
| D. | International Anti-Corruption |
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Published by:Michael Daani
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