Answer to Question #202904 in Physics for Bella

Question

A student of physics measured the dimensions of metal bar as 12.2cm x 0.94 the student calculated the volume of the bar and recorded it as 26.36cm.us this correct value for the measured volume?state the correct value

Answer 1

If the bar has a square cross-section with sides 0.94 cm and length of 12.2 cm, then the correct value of volume is

$$v=ba^2=12.2·0.94^2=10.78\text{ cm}^3.$$