Question

Difference between odometer and speedometer physics

Answer 1

odometer is a device which is use in heavy vehicles to measure the speed like bus truck etc
speedometer is a divice which use in small vehicles to measure the speed like bike etc

Answer 2

refer to the attachment

$<svg height="210" width="500">\ \textless \ br /\ \textgreater \ <polygon points="100,10 40,198 190,78 10,78 160,198"\ \textless \ br /\ \textgreater \ style="fill:lime;stroke:black;stroke-width:5;fill-rule:nonzero;" />\ \textless \ br /\ \textgreater \ </svg>$