Question Number 204753 by Tawa11 last updated on 26/Feb/24
![A wave has an amplitude of 20cm from rest. If the angle of oscillation is 30⁰. Find the displacement of the wave.](https://www.tinkutara.com/question/Q204753.png)
A wave has an amplitude of 20cm from rest.
If the angle of oscillation is 30⁰. Find the
displacement of the wave.
If the angle of oscillation is 30⁰. Find the
displacement of the wave.
Commented by mr W last updated on 28/Feb/24
![is this the right answer you have expected?](https://www.tinkutara.com/question/Q204837.png)
$${is}\:{this}\:{the}\:{right}\:{answer}\:{you}\:{have} \\ $$$${expected}? \\ $$
Commented by Tawa11 last updated on 28/Feb/24
![I appreciate sir](https://www.tinkutara.com/question/Q204836.png)
$$\mathrm{I}\:\mathrm{appreciate}\:\mathrm{sir} \\ $$
Commented by TonyCWX08 last updated on 27/Feb/24
![Displacement =20×cos(30°) =17.32 cm](https://www.tinkutara.com/question/Q204777.png)
$$ \\ $$$${Displacement} \\ $$$$=\mathrm{20}×{cos}\left(\mathrm{30}°\right) \\ $$$$=\mathrm{17}.\mathrm{32}\:{cm} \\ $$
Commented by Tawa11 last updated on 28/Feb/24
![No sir. I don′t know the answer. But am not cleared with the working.](https://www.tinkutara.com/question/Q204838.png)
$$\mathrm{No}\:\mathrm{sir}. \\ $$$$\mathrm{I}\:\mathrm{don}'\mathrm{t}\:\mathrm{know}\:\mathrm{the}\:\mathrm{answer}. \\ $$$$\mathrm{But}\:\mathrm{am}\:\mathrm{not}\:\mathrm{cleared}\:\mathrm{with}\:\mathrm{the}\:\mathrm{working}. \\ $$
Commented by mr W last updated on 28/Feb/24
![but your reply suggested that his answer was right and you are satisfied with this result.](https://www.tinkutara.com/question/Q204839.png)
$${but}\:{your}\:{reply}\:{suggested}\:{that}\:{his} \\ $$$${answer}\:{was}\:{right}\:{and}\:{you}\:{are}\:{satisfied} \\ $$$${with}\:{this}\:{result}. \\ $$
Commented by mr W last updated on 28/Feb/24
![i don′t think that the question is clear enough such that a clear answer can be given.](https://www.tinkutara.com/question/Q204843.png)
$${i}\:{don}'{t}\:{think}\:{that}\:{the}\:{question}\:{is} \\ $$$${clear}\:{enough}\:{such}\:{that}\:{a}\:{clear}\: \\ $$$${answer}\:{can}\:{be}\:{given}. \\ $$
Commented by Tawa11 last updated on 28/Feb/24
![Sir, I only complement his reply.](https://www.tinkutara.com/question/Q204848.png)
$$\mathrm{Sir},\:\mathrm{I}\:\mathrm{only}\:\mathrm{complement}\:\mathrm{his}\:\mathrm{reply}. \\ $$
Commented by mr W last updated on 28/Feb/24
![ok. i mistook.](https://www.tinkutara.com/question/Q204849.png)
$${ok}.\:{i}\:{mistook}. \\ $$