Question

A ball of steel rolls down an incline of inclination θ. Find the ratio of rotational KE to linear KE.

• A. $\frac { 2 } { 7 }$
• B. $\frac { 2 } { 3 }$
• C. $\frac { 2 } { 5 }$
• D. $\frac { 5 } { 7 }$

Answer 1

Answer: (C)

$\frac { 2 } { 5 }$

Answer 2