5. Now remove the third clamp and slide the half-meter stick so that the knife-edge of the f second clamp with the 100 g hanging mass until equilibrium is obtained. Record the poi clamp and the fulcrum are at the 15 cm mark (Figure 3). Then balance the stick by sidim of the second clam х 10 Data Analysis: 20 1. equilibrium and cc 30 For procedure (4), 40 50 6. Remove the system from the fulcrum, attach a hook to the knife-edge in the upward position Figure 3 100 g and suspend the whole system from a spring balance (Figure 4). This will give you the Since the force calculating the 2. For procedure equilibrium ar upward force provided by the fulcrum. 3. For procedu condition fc same reason difference. 4. For proced second co 10 20 30 percent di 5. For proc second c wwwulwwluuluw 40 50 percent 6. Check weight 100 g Figure 4 7. Place a clamp with a hanging mass of 300 g at the 30.0 cm mark of the half-meter sticl. (Figure 5). Place the second clamp at the 5.0 cm mark on the fulcrum and the third clame the 40.0 cm mark with a hook upward. Hang the upward hook to a spring balance and find the reading on the balance. Be sure to keep the half-meter stick horizontal. Questions 1. Desc a) b) c) 2. If 10 th 3. 1 4. Figure 5 Interchange the spring balance with the fulcrum and read the spring balance. 300g 70 3) e-edge of the first stick by sliding the ecord the position equilibrium and compare with the experimental result by finding the percent difference. t on the stick by the fulcrum is unknown, simplify your calculation by Data Ana expt Xtheo The % difference = 1. X avg Since the force acting c calculating the torques about this point. 2 For procedure (5), calculate the position of the second clamp using the second condition for equilibrium and compare with the experimental result by finding the percent difference. By the i For procedure (6), calculate the upward force provided by the fulcrum using the first same reason as in Data Analysis 1, calculate the torques about the fulcrum. condition for equilibrium and compare with the experimental result by finding the percent 4. For procedure (7), calculate the upward force provided by the spring balance using the ard position, ou the second condition for equilibrium and compare with the experimental result by finding the 5. For procedure (8), calculate the upward force provided by the spring balance using the 6. Check the sum of the two spring balance readings from procedures 7 and 8 against the total difference. percent difference. second condition for equilibrium and compare with the experimental result by finding the percent difference. weight to verify the first condition for equilibrium. Questions: 1 Describe what the motion of a rigid system will be if: a) The first condition for equilibrium is not satisfied. b) The second condition for equilibrium is not satisfied. c) Neither condition for equilibrium is satisfied. 2. If the numbers of clamps on each side of the support fulcrum are the same, say one and one, can their weight be omitted from the torque calculation? Explain. 3. If three forces act on an extended object and the object is in equilibrium, prove that the lines of action of these three forces intersect at one point. p at nd 4. Use two fingers to support a meter stick, one at the 10 cm mark and another at the 65 cm mark. Move the two fingers closer slowly until they meet. Where do the two fingers meet? Repeat with different starting positions for the two fingers and explain the results. References: Dr. Gao's Manual

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Data Analysis Question 4, referring to Figure 5, and the experimental result being 2.5N

5. Now remove the third clamp and slide the half-meter stick so that the knife-edge of the f
second clamp with the 100 g hanging mass until equilibrium is obtained. Record the poi
clamp and the fulcrum are at the 15 cm mark (Figure 3). Then balance the stick by sidim
of the second clam
х
10
Data Analysis:
20
1.
equilibrium and cc
30
For procedure (4),
40
50
6. Remove the system from the fulcrum, attach a hook to the knife-edge in the upward position
Figure 3
100 g
and suspend the whole system from a spring balance (Figure 4). This will give you the
Since the force
calculating the
2. For procedure
equilibrium ar
upward force provided by the fulcrum.
3. For procedu
condition fc
same reason
difference.
4. For proced
second co
10
20
30
percent di
5. For proc
second c
wwwulwwluuluw
40
50
percent
6. Check
weight
100 g
Figure 4
7. Place a clamp with a hanging mass of 300 g at the 30.0 cm mark of the half-meter sticl.
(Figure 5). Place the second clamp at the 5.0 cm mark on the fulcrum and the third clame
the 40.0 cm mark with a hook upward. Hang the upward hook to a spring balance and find
the reading on the balance. Be sure to keep the half-meter stick horizontal.
Questions
1. Desc
a)
b)
c)
2. If
10
th
3. 1
4.
Figure 5
Interchange the spring balance with the fulcrum and read the spring balance.
300g
70
3)
Transcribed Image Text:5. Now remove the third clamp and slide the half-meter stick so that the knife-edge of the f second clamp with the 100 g hanging mass until equilibrium is obtained. Record the poi clamp and the fulcrum are at the 15 cm mark (Figure 3). Then balance the stick by sidim of the second clam х 10 Data Analysis: 20 1. equilibrium and cc 30 For procedure (4), 40 50 6. Remove the system from the fulcrum, attach a hook to the knife-edge in the upward position Figure 3 100 g and suspend the whole system from a spring balance (Figure 4). This will give you the Since the force calculating the 2. For procedure equilibrium ar upward force provided by the fulcrum. 3. For procedu condition fc same reason difference. 4. For proced second co 10 20 30 percent di 5. For proc second c wwwulwwluuluw 40 50 percent 6. Check weight 100 g Figure 4 7. Place a clamp with a hanging mass of 300 g at the 30.0 cm mark of the half-meter sticl. (Figure 5). Place the second clamp at the 5.0 cm mark on the fulcrum and the third clame the 40.0 cm mark with a hook upward. Hang the upward hook to a spring balance and find the reading on the balance. Be sure to keep the half-meter stick horizontal. Questions 1. Desc a) b) c) 2. If 10 th 3. 1 4. Figure 5 Interchange the spring balance with the fulcrum and read the spring balance. 300g 70 3)
e-edge of the first
stick by sliding the
ecord the position
equilibrium and compare with the experimental result by finding the percent difference.
t on the stick by the fulcrum is unknown, simplify your calculation by
Data Ana
expt
Xtheo
The % difference =
1.
X avg
Since the force acting c
calculating the torques about this point.
2 For procedure (5), calculate the position of the second clamp using the second condition for
equilibrium and compare with the experimental result by finding the percent difference. By the
i For procedure (6), calculate the upward force provided by the fulcrum using the first
same reason as in Data Analysis 1, calculate the torques about the fulcrum.
condition for equilibrium and compare with the experimental result by finding the percent
4. For procedure (7), calculate the upward force provided by the spring balance using the
ard position,
ou the
second condition for equilibrium and compare with the experimental result by finding the
5. For procedure (8), calculate the upward force provided by the spring balance using the
6. Check the sum of the two spring balance readings from procedures 7 and 8 against the total
difference.
percent difference.
second condition for equilibrium and compare with the experimental result by finding the
percent difference.
weight to verify the first condition for equilibrium.
Questions:
1 Describe what the motion of a rigid system will be if:
a) The first condition for equilibrium is not satisfied.
b) The second condition for equilibrium is not satisfied.
c) Neither condition for equilibrium is satisfied.
2. If the numbers of clamps on each side of the support fulcrum are the same, say one and one, can
their weight be omitted from the torque calculation? Explain.
3. If three forces act on an extended object and the object is in equilibrium, prove that the lines of
action of these three forces intersect at one point.
p at
nd
4. Use two fingers to support a meter stick, one at the 10 cm mark and another at the 65 cm mark.
Move the two fingers closer slowly until they meet. Where do the two fingers meet? Repeat with
different starting positions for the two fingers and explain the results.
References:
Dr. Gao's Manual
Transcribed Image Text:e-edge of the first stick by sliding the ecord the position equilibrium and compare with the experimental result by finding the percent difference. t on the stick by the fulcrum is unknown, simplify your calculation by Data Ana expt Xtheo The % difference = 1. X avg Since the force acting c calculating the torques about this point. 2 For procedure (5), calculate the position of the second clamp using the second condition for equilibrium and compare with the experimental result by finding the percent difference. By the i For procedure (6), calculate the upward force provided by the fulcrum using the first same reason as in Data Analysis 1, calculate the torques about the fulcrum. condition for equilibrium and compare with the experimental result by finding the percent 4. For procedure (7), calculate the upward force provided by the spring balance using the ard position, ou the second condition for equilibrium and compare with the experimental result by finding the 5. For procedure (8), calculate the upward force provided by the spring balance using the 6. Check the sum of the two spring balance readings from procedures 7 and 8 against the total difference. percent difference. second condition for equilibrium and compare with the experimental result by finding the percent difference. weight to verify the first condition for equilibrium. Questions: 1 Describe what the motion of a rigid system will be if: a) The first condition for equilibrium is not satisfied. b) The second condition for equilibrium is not satisfied. c) Neither condition for equilibrium is satisfied. 2. If the numbers of clamps on each side of the support fulcrum are the same, say one and one, can their weight be omitted from the torque calculation? Explain. 3. If three forces act on an extended object and the object is in equilibrium, prove that the lines of action of these three forces intersect at one point. p at nd 4. Use two fingers to support a meter stick, one at the 10 cm mark and another at the 65 cm mark. Move the two fingers closer slowly until they meet. Where do the two fingers meet? Repeat with different starting positions for the two fingers and explain the results. References: Dr. Gao's Manual
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