Use the equation for linear expansion of metal to find the
required coefficient as shown below***********************************************************************************************
This concludes the answers. If there is any mistake or
omission, let me know immediately and I will fix
it....
Question 7 (1 point) A metal rod 40.0000-cm long at 33 °C is heated to 60...
A metal rod 25.0000 cm long at 25.0 °C is heated to 125 °C. The length of the rod is then measured to be 25.0025 cm. What is the coefficient of linear expansion of the metal? 0.0001 1/C O 0.000001 1/C 0.0000001 1/C 0.00001 1/C
An unknown metal rod has an initial length of 39.82 ± 0.02 cm at 21.5 ± 0.2 oC. The rod is heated to a temperature of 97.8 ± 0.2 oC and the change in length recorded at various temperatures, as shown in the given table. Generate an accurate graph of the change in length as a function of the measured temperature. From the slope, determine the coefficient of linear expansion for the rod. From the intercept, determine the coefficient of...
4. A metal wire that is 3 m long at 20 °C is found to increase in length by 1,5 cm when heated to 520 °C. Determine the coefficient of linear expansion of the metal. (3)
Consider a 25 m metal rod at 20°C. It is dangling from edge of a building and is 3 cm from ground. Now the rod is heated to 100 °C. Will it touch the ground? (coefficient of linear expansion, a = 1.1 x 10 SK)
At 23°C, a rod is exactly 20.06 cm long on a steel ruler. Both the rod and the ruler are placed in an oven at 240°C, where the rod now measures 20.24 cm on the same ruler. What is the coefficient of linear expansion for the material of which the rod is made? ___ (°C)−1
In the practice of linear expansion metal rod initially had a length of 600mm at a temperature of 21 ° C. was heated to 100 ° C and a length of 0610 mm therefore dilated, its coefficient of thermal linear expansion is: 12.8 X 10.6 mm / mm oC 10.8 X 10.6 mm / mm ° C-1 14.8 X 10.6 mm / mm ° C-1 16.8 X 10.6 mm / MMOC-1
A rod with an initial length of 4.88 m i heated from a temperature of 4 °C to 52 °C. The material has a linear coefficient of thermal expansion of 0.000093 °C-1. What is the new total length of the rod? Answer: Check
The active element of a certain laser is an ordinary glass rod 19.3 cm long and 1.15 cm in diameter. If the temperature of the rod increases by 71.9°C, calculate its increase in length. (Use 9.0×10-6 °C-1 for the coefficient of linear expansion for glass. Use this value to find the coefficient of volume expansion in the later parts of the problem.) Tries 0/10 Calculate its increase in diameter. Tries 0/10 Calculate its increase in volume. Tries 0/10
The active element of a certain laser is made of a glass rod 33.0 cm long and 1.30 cm in diameter. Assume the average coefficient of linear expansion of the glass is equal to 9.00 10-6 (°C)−1. The temperature of the rod increases by 70.0°C. (a) What is the increase in its length?(b) What is the increase in its diameter? cm (c) What is the increase in its volume? cm3
The active element of a certain laser is made of a glass rod 28.0 cm long and 1.30 cm in diameter. Assume the average coefficient of linear expansion of the glass is equal to 9.00 x 10-6 (°C)-1. The temperature of the rod increases by 70.0°C. (a) What is the increase in its length? (b) What is the increase in its diameter? (c) What is the increase in its volume?