MCQOPTIONS
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| 1. |
Which of the following statements is/are true about the speed of sound in different media at 25°CA. In steel, the speed of sound is 5960 m/sB. In nickel, speed of sound is 6240 m/s |
| A. | Only A is true |
| B. | Both A and B are true |
| C. | Neither A nor B is true |
| D. | Only B is true |
| Answer» B. Both A and B are true | |