3. A dolphin is racing with a velocity of (9.0 m/s)i towards a fish which is initially swimming towards the dolphin with a velocity of (-5.00 m/s)i. At t 0 the dolphin is 32.0 m away from the fish. At t 0s the fish notices the dolphin and begins to accelerate at a constant (3.00 m/s")i to try to escape. We wish to know whether the dolphin will catch the fish and, if so, when? Warning: I asked a question very similar to this a few years ago, and there is a solution to it posted on Chegg. But that solution is quite wrong. So don't get...er...fished in by that solution. (a) Draw a diagram showing the situation, defining your axes and defining key symbols which you will use to solve the problem. On thing vou ebould

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21 18.10
mp/193414/mod_resource/content/1/assig3_PHYS1104_S2021.pdf
Collections in Java -.
E Passport Seva at In.
3 / 3
100%
dolphin will catch the fish and, if so, when? Warning: I asked a question very similar to this a few years
ago, and there is a solution to it posted on Chegg. But that solution is quite wrong. So don't
get...er...fished in by that solution.
(a) Draw a diagram showing the situation, defining your axes and defining key symbols which you will use to
solve the problem. On thing you should show in your diagram is how you are defining your axes. Then, list
the known and unknown quantities in the problem. Note that there are two moving objects and you should
not use the same symbol for two quantities. So distinguish between (for example) the initial velocity of the
dolphin and the initial velocity of the fish, don't just call them both "v,".
(b) Sketch a graph showing the x-component of position vs. time for both the dolphin and the fish. This is a
sketch so it does not need to be numerically accurate. However, if there are numbers which you can add to
the graph as labels this will make the graph easier to interpret and more useful, so you should do so.
(c) Does the dolphin catch the fish? If so, at what time does it catch the fish? Reminder: you are getting
a numerical answer here so you should assess whether it is reasonable. The easiest way is
probably to think of a similar but simpler situation where it is very easy to calculate that
answer, such as both the dolphin and fish moving at constant velocity, and compare this with
the result you got.
(d) Did you get only one solution to the previous part of the problem? If not, explain, possibly with a sketch
of a graph if your previous graph didn't show this, why you found multiple solutions and explain why you
chose the solution which you did.
Summary for anyone who is colour blind:
Red (hand in during Stage 1): la, lb, lh, 2a, 3a, 3b
Green (required during Stage 2): GF1, lc, 1d, le, 1f, li
3
Transcribed Image Text:21 18.10 mp/193414/mod_resource/content/1/assig3_PHYS1104_S2021.pdf Collections in Java -. E Passport Seva at In. 3 / 3 100% dolphin will catch the fish and, if so, when? Warning: I asked a question very similar to this a few years ago, and there is a solution to it posted on Chegg. But that solution is quite wrong. So don't get...er...fished in by that solution. (a) Draw a diagram showing the situation, defining your axes and defining key symbols which you will use to solve the problem. On thing you should show in your diagram is how you are defining your axes. Then, list the known and unknown quantities in the problem. Note that there are two moving objects and you should not use the same symbol for two quantities. So distinguish between (for example) the initial velocity of the dolphin and the initial velocity of the fish, don't just call them both "v,". (b) Sketch a graph showing the x-component of position vs. time for both the dolphin and the fish. This is a sketch so it does not need to be numerically accurate. However, if there are numbers which you can add to the graph as labels this will make the graph easier to interpret and more useful, so you should do so. (c) Does the dolphin catch the fish? If so, at what time does it catch the fish? Reminder: you are getting a numerical answer here so you should assess whether it is reasonable. The easiest way is probably to think of a similar but simpler situation where it is very easy to calculate that answer, such as both the dolphin and fish moving at constant velocity, and compare this with the result you got. (d) Did you get only one solution to the previous part of the problem? If not, explain, possibly with a sketch of a graph if your previous graph didn't show this, why you found multiple solutions and explain why you chose the solution which you did. Summary for anyone who is colour blind: Red (hand in during Stage 1): la, lb, lh, 2a, 3a, 3b Green (required during Stage 2): GF1, lc, 1d, le, 1f, li 3
3. A dolphin is racing with a velocity of (9.0 m/s)i towards a fish which is initially swimming towards the dolphin
with a velocity of (-5.00 m/s)i. At t = 0 the dolphin is 32.0 m away from the fish. At t = 0 s the fish notices
the dolphin and begins to accelerate at a constant (3.00 m/s")i to try to escape. We wish to know whether the
dolphin will catch the fish and, if so, when? Warning: I asked a question very similar to this a few years
ago, and there is a solution to it posted on Chegg. But that solution is quite wrong. So don't
get...er...fished in by that solution.
(a) Draw a diagram showing the situation, defining your axes and defining key symbols which you will use to
solve the problem. On thing you should show in your diagram is how you are defining your axes. Then, list
the known and unknown quantities in the problem. Note that there are two moving objects and you should
not use the same symbol for two quantities. So distinguish between (for example) the initial velocity of the
dolphin and the initial velocity of the fish, don't just call them both "v,".
(b) Sketch a graph showing the x-component of position vs. time for both the dolphin and the fish. This is a
sketch so it does not need to be numerically accurate. However, if there are numbers which you can add to
the graph as labels this will make the graph easier to interpret and more useful, so you should do so.
(c) Does the dolphin catch the fish? If so, at what time does it catch the fish? Reminder: you are getting.
Transcribed Image Text:3. A dolphin is racing with a velocity of (9.0 m/s)i towards a fish which is initially swimming towards the dolphin with a velocity of (-5.00 m/s)i. At t = 0 the dolphin is 32.0 m away from the fish. At t = 0 s the fish notices the dolphin and begins to accelerate at a constant (3.00 m/s")i to try to escape. We wish to know whether the dolphin will catch the fish and, if so, when? Warning: I asked a question very similar to this a few years ago, and there is a solution to it posted on Chegg. But that solution is quite wrong. So don't get...er...fished in by that solution. (a) Draw a diagram showing the situation, defining your axes and defining key symbols which you will use to solve the problem. On thing you should show in your diagram is how you are defining your axes. Then, list the known and unknown quantities in the problem. Note that there are two moving objects and you should not use the same symbol for two quantities. So distinguish between (for example) the initial velocity of the dolphin and the initial velocity of the fish, don't just call them both "v,". (b) Sketch a graph showing the x-component of position vs. time for both the dolphin and the fish. This is a sketch so it does not need to be numerically accurate. However, if there are numbers which you can add to the graph as labels this will make the graph easier to interpret and more useful, so you should do so. (c) Does the dolphin catch the fish? If so, at what time does it catch the fish? Reminder: you are getting.
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