Coefficient of Linear Expansion a x 10-5 Material ах 10-5 Material ('C1) 2.94 1.33 0.899 1.88 1.17 2.69 3.25 2.30 lead Pb 2.03 nickel - Ni, commercial 1.65 platinum - Pt 0.897 silver - Ag 0.32 steel, plain carbon 1.43 tin Sn 1.05 zinc Zn aluminum- Al, annealed brass-yellow copper Cu glass glass Pyrex gold Au iron - Fe In the table the coefficient has been multiplied to get the number shown. This means that the coefficient of Al is 2.30x10 C1 Questions 1. Explain the meaning of the coefficient of linear expansion for a material. 2, How is&L related to ΔΤ? Explain. 3. Look at the accepted values for the linear expansion coefficient for copper, brass, and aluminum (Table 2). Compare these values with your experimental values. What is the percentage difference in each case? Is your experimental error consistently high or 4. On the basis of your answers in question 3, speculate on the possible sources of error in your experiment. How might you improve the accuracy of the experiment? References 1. Physics For Scientists And Engineers, 6th edition, Paul A. Tipler and Gene Mosca, (W. H. Freeman, New York, NY, 2008).

Question
Coefficient of Linear Expansion
a x 10-5
Material
ах 10-5
Material
('C1)
2.94
1.33
0.899
1.88
1.17
2.69
3.25
2.30 lead Pb
2.03 nickel - Ni, commercial
1.65 platinum - Pt
0.897 silver - Ag
0.32 steel, plain carbon
1.43 tin Sn
1.05 zinc Zn
aluminum- Al, annealed
brass-yellow
copper Cu
glass
glass Pyrex
gold Au
iron - Fe
In the table the coefficient has been multiplied to get the number shown. This means that the
coefficient of Al is 2.30x10 C1
Questions
1. Explain the meaning of the coefficient of linear expansion for a material.
2, How is&L related to ΔΤ? Explain.
3. Look at the accepted values for the linear expansion coefficient for copper, brass, and
aluminum (Table 2). Compare these values with your experimental values. What is the
percentage difference in each case? Is your experimental error consistently high or
4. On the basis of your answers in question 3, speculate on the possible sources of error in
your experiment. How might you improve the accuracy of the experiment?
References
1. Physics For Scientists And Engineers, 6th edition,
Paul A. Tipler and Gene Mosca, (W. H. Freeman, New York, NY, 2008).

Image Transcription

Coefficient of Linear Expansion a x 10-5 Material ах 10-5 Material ('C1) 2.94 1.33 0.899 1.88 1.17 2.69 3.25 2.30 lead Pb 2.03 nickel - Ni, commercial 1.65 platinum - Pt 0.897 silver - Ag 0.32 steel, plain carbon 1.43 tin Sn 1.05 zinc Zn aluminum- Al, annealed brass-yellow copper Cu glass glass Pyrex gold Au iron - Fe In the table the coefficient has been multiplied to get the number shown. This means that the coefficient of Al is 2.30x10 C1 Questions 1. Explain the meaning of the coefficient of linear expansion for a material. 2, How is&L related to ΔΤ? Explain. 3. Look at the accepted values for the linear expansion coefficient for copper, brass, and aluminum (Table 2). Compare these values with your experimental values. What is the percentage difference in each case? Is your experimental error consistently high or 4. On the basis of your answers in question 3, speculate on the possible sources of error in your experiment. How might you improve the accuracy of the experiment? References 1. Physics For Scientists And Engineers, 6th edition, Paul A. Tipler and Gene Mosca, (W. H. Freeman, New York, NY, 2008).

Expert Answer

Want to see the step-by-step answer?

See Answer

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

See Answer
*Response times vary by subject and question complexity. Median response time is 34 minutes and may be longer for new subjects.

Related Physics Q&A

Find answers to questions asked by student like you

Q: A magnetic field is created in a laboratory with a field strength of 0.25t, pointing horizontal and ...

A: The force acting on a charged particle in a magnetic field can be calculated as follows.

Q: What is the energy released in this nuclear reaction 199F+42He→2210Ne+11H919F+24He→1022Ne+11H? (The ...

A: The expression for the nuclear reaction is,

Q: Please show me how to work this. Please don't round any figures.

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...

Q: 3-74 A 6-m-high, 5-m-wide rectangular plate blocks ihe end of a 5-m-deep freshwater channel, as show...

A: The forces acting on the ridge can be calculated using given steps:

Q: An aerialist on a high platform holds on to a trapeze attached to a support by an 8.0-m cord. (See t...

A: The figure shows the free body diagram of aerialist on a platform holds on to trapeze. 

Q: An unwary football player collides with a padded goalpost while running at a velocity of 6.50 m/s an...

A: Given:Initial velocity of the football player, u = 6.5 m/sFinal velocity of the football player, v =...

Q: 64.A tennis ball is a hollow sphere with a thin wall. It is set rolling without slipping at 4.03 m/s...

A: (a)Using the law of conservation of energy,

Q: In the figure, a metal wire of mass m = 26.7 mg can slide with negligible friction on two horizontal...

A: (a)Wire’s speed is,

Q: When a shower is turned on in a closed bathroom, the splashing of the water on the bare tub can fill...

A: (a)Write the expression for the electric flux .