Physics equations/06-Uniform Circular Motion and Gravitation/Q:derive

The following derivation of a=v²/r for uniform circular motion needs to be studied before the student attempts this quiz:

Practice quiz

all of these questions refer to this image:

<quiz>

{ Is $d v / d ℓ = v / r$ valid for uniform circular motion? } + Yes - No

{ Is $d v = | {\vec{v}}_{2} - {\vec{v}}_{1} |$ valid for uniform circular motion? } + Yes - No

{ Is $d ℓ = v d t$ valid for uniform circular motion? } + Yes - No

{ Is $a d t / v = v d t / r$ valid for uniform circular motion? } + Yes - No

{ Is $d v = a d t$ valid for uniform circular motion? } + Yes - No

{ Is $| d \vec{v} | = a d t$ valid for uniform circular motion? } + Yes - No

{ Is $d ℓ = | {\vec{r}}_{2} - {\vec{r}}_{1} |$ valid for uniform circular motion? } + Yes - No

{ Is $d ℓ = | {\vec{r}}_{2} | - | {\vec{r}}_{1} |$ valid for uniform circular motion? } - Yes + No

{ Is $v / d ℓ = r / d v$ valid for uniform circular motion? } - Yes + No

{ Is $d v / r = d ℓ / v$ valid for uniform circular motion? } - Yes + No

{ Is $r d ℓ = v d v$ valid for uniform circular motion? } - Yes + No

{ Is $d v = | {\vec{v}}_{2} | - | {\vec{v}}_{1} |$ valid for uniform circular motion? } - Yes + No

{ Is $d ℓ / d v = v / r$ valid for uniform circular motion? } - Yes + No

{ Is $d v / d ℓ = r / v$ valid for uniform circular motion? } - Yes + No

</quiz>