==> $a = \frac{{{v_{\max }} \times T}}{{2\pi }}$
$A = \frac{{1.00 \times {{10}^3} \times (1 \times {{10}^{ - 5}})}}{{2\pi }} = 1.59\,mm$

${x}_{1}=5 \sin \left(2 \pi {t}+\frac{\pi}{4}\right)$ and ${x}_{2}=5 \sqrt{2}(\sin 2 \pi {t}+\cos 2 \pi {t})$
The amplitude of second motion is ....... times the amplitude in first motion.