$v = t\ \ \ \ \ \ \ \ \ 0\lt t\lt 1\\ v=1\ \ \ \ \ \ \ \ \ \ 0\lt t\lt 2$

(i) Average value of the wave form

$V_{avg}=\dfrac{1}{T}\int_0^Tv(t)dt\\ \ \ \ \ \ \ \ =\dfrac{1}{2}\Bigg[\int_0^1tdt+\int_1^21dt\Bigg]\\ \ \ \ \ \ \ \ …