MCQOPTIONS
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MCQOPTIONS
| 1. |
Laplace transform of t cos (at) is |
| A. | \(\frac{{{s^2} + {a^2}}}{{{{\left( {{a^2} - {a^2}} \right)}^2}}}\) |
| B. | \(\frac{s}{{{{\left( {{s^2} - {a^2}} \right)}^2}}}\) |
| C. | \(\frac{{{s^2} - {a^2}}}{{{{\left( {{s^2} + {a^2}} \right)}^2}}}\) |
| D. | \(\frac{s}{{{{\left( {{s^2} + {a^2}} \right)}^2}}}\) |
| Answer» D. \(\frac{s}{{{{\left( {{s^2} + {a^2}} \right)}^2}}}\) | |