2. [1pt] Four free-body diagrams of a block on a ramp are shown. Match each diag
ID: 1413605 • Letter: 2
Question
2. [1pt]
Four free-body diagrams of a block on a ramp are shown. Match each diagram to a situation. E.g., if diag. 1 corresponds to situation D, diag. 2 to situation B, diag. 3 to E and diag. 4 to A, enter DBEA. You have only 4 tries!
A block is sliding down a ramp at increasing speed.
A block is being dragged up a ramp.
A block is sliding down a ramp at decreasing speed.
A block is momentarily at rest; it is changing directions - after sliding up a ramp, it is about to slide back down.
A block is stationary on a ramp.
A block is sliding up a ramp.
1) 2) 3) 4)Explanation / Answer
The coorect matches are ,
Image (1) = A block is sliding down a ramp at increasing speed.
Image (2) = A block is stationary on a ramp.
Image (3) = A block is being dragged up a ramp.
Image (4) = A block is momentarily at rest; it is changing directions - after sliding up a ramp, it is about to slide back down.
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