A $0\mathrm{.}460-$kg pendulum bob passes through the lowest part of its path at a speed of $3\mathrm{.}48$ m$/$s$.$

$($a$)$ What is the magnitude of the tension in the pendulum cable at this point if the pendulum is $77\mathrm{.}0$ cm long?

N

$($b$)$ When the pendulum reaches its highest point, what angle does the cable make with the vertical? $($Enter your answer to at least one decimal place.$)$

$$

$($c$)$ What is the magnitude of the tension in the pendulum cable when the pendulum reaches its highest point?

N