For numbers $228-230$:

A $200-$ft long and $20-$in wide belt conveyor equipped with plain bearings is inclined $($from horizontal$)$ at $200$ to lift a $66-$ton$/$hr anthracite coal from the coal yard to the boiler feeder$/$bin$.$ The belt speed is $250fpm.$ Assume capacity peaking factor of $1\mathrm{.}75.$

$228.$ Determine the power requirement to move the empty belt.

A$.2\mathrm{.}27hp$

B$.7\mathrm{.}22hp$

C$.5\mathrm{.}44hp$

D$.4\mathrm{.}54hp$