Asked Jan 29, 2020

 A block slides down a frictionless incline. As it slides, the block continually accelerates. Is a force doing work on it? Is its total energy changing? 

(A) No; No
(B) Yes; Yes
(C) Yes; No
(D) No; Yes

I do know that a force is doing work on it since it accelerates, but I do not understand whether its total energy is changing....


Expert Answer

Step 1

As the block slides down the incline, work is done on the block by frictional force. Total...

Advanced Physics homework question answer, step 1, image 1

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