If the length of the minute arm of a wrist watch is 2 cm, what will be linear speed at the mid-point of the arm?

$1.745 \times 10^{-5} \mathrm{~m} / \mathrm{s}$

$1.775 \times 10^{-4} \mathrm{~m} / \mathrm{s}$

$1.745 \times 5 \times 10^{-3} \mathrm{~m} / \mathrm{s}$

$1.74 \times 10^{-1} \mathrm{~m} / \mathrm{s}$