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Solution to Test Paper 1

From Mechanics

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| 3 (a)
| 3 (a)
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| more cells in the same row here
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|[[Image:test1ans1.gif]]
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| even more cells in the same row here
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| (1 mark)
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| 3 (b)
| 3 (b)
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| more cells in the same row here
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| <math>F=2\times 1\textrm{.}8=3\textrm{.}6\text{ N}</math>
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| even more cells in the same row here
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| (2 marks)
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| 3 (c)
| 3 (c)
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| more cells in the same row here
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| <math>R=2\times 9\textrm{.}8=19\textrm{.}6\text{ N}</math>
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| even more cells in the same row here
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| (2 marks)
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| 3 (d)
| 3 (d)
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| <math>\begin{align}
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| even more cells in the same row here
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& 3 \textrm{.}6=19 \textrm{.}6\mu \\
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& \mu =\frac{3 \textrm{.}6}{19 \textrm{.}6}=0 \textrm{.}184 \\
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\end{align}</math>
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| '''(8 marks)'''
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| cells in the next row go here
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Revision as of 17:19, 18 January 2011

Solutions
1 (a) 02=72+2(−.8)ss=4919.6=2.5Max Height = 5+2.5=7.5 m (3 marks)


1 (b) 0=7−9.8tt=79.8=0.714 s (3 marks)
(6 marks)


2 (a) T−8009.8=8000.2T=7840+160=8000 N (3 marks)


2 (b) T−8009.8=800(−0.2)T=7840−160=7680 N (3 marks)


2 (c) T=8009.8=7840 N (1 mark)


(7 marks)


3 (a) Image:test1ans1.gif (1 mark)


3 (b) F=21.8=3.6 N (2 marks)


3 (c) R=29.8=19.6 N (2 marks)


3 (d) 3.6=19.6=3.619.6=0.184 (8 marks)



4 (a) more cells in the same row here even more cells in the same row here


4 (b) more cells in the same row here even more cells in the same row here


4 (c) more cells in the same row here even more cells in the same row here


cells in the next row go here more cells in the same row here even more cells in the same row here


5 (a) go here more cells in the same row here even more cells in the same row here


5 (b) more cells in the same row here even more cells in the same row here


5 (c) more cells in the same row here even more cells in the same row here


5 (d) more cells in the same row here even more cells in the same row here


cells in the next row go here more cells in the same row here even more cells in the same row here


cells in the next row go here more cells in the same row here even more cells in the same row here


Row heading 1 Cell 2 Cell 3
Row heading A Cell B Cell C
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