Question
Asked May 7, 2019
6 views
2 meters long metal bar is heated from
25 degrees to 75 degrees It Cxpan ded by
0.002 meter what is the most likely metal fino
the percent difference
lt e
help_outline

Image Transcriptionclose

2 meters long metal bar is heated from 25 degrees to 75 degrees It Cxpan ded by 0.002 meter what is the most likely metal fino the percent difference lt e

fullscreen
check_circle

Expert Answer

Step 1

Write the expression for coefficient of thermal expansion.

fullscreen
Step 2

Substituting the values,

The most likely metal bar is aluminium.

fullscreen
Step 3

The expression for percent...

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Science

Physics

Heat Transfer

Related Physics Q&A

Find answers to questions asked by student like you
Show more Q&A
add
question_answer

Q: At the beginning of a basketball game, a referee tosses the ball straight up with a speed of 5.1 m/s...

A: The minimum time that a player should wait can be calculated as follows:Given:Initial velocity of th...

question_answer

Q: 4. (a 5) Power stations are normally far away from the customers. A transformer is often used to inc...

A: (a)The primary reason that power is transmitted at high voltage is to increase efficiency, the lower...

question_answer

Q: A child is riding a merry-go-round which completes one revolution every 8.36 s. The child is standin...

A: Write the expression for angular speed of the merry-go-round.

question_answer

Q: 34. The weight of a rectangular block of low-density mate- rial is 15.0 N. With a thin string, the c...

A: (a)Using Newton’s law, the buoyant force is,

question_answer

Q: Kiting during a storm. The legend that Benjamin Franklin flew a kite as a storm approached is only a...

A: Given:

question_answer

Q: A rectangular coil of wire (a = 28.0 cm, b = 37.0 cm) containing a single turn is placed in a unifor...

A: The magnetic force exerted on the coil of a wire of right side loop is,

question_answer

Q: Suppose you use an ideal pulley of the type shown in (see attached image) to support a car engine of...

A:  (a) Using the free body diagram of the lower pulley , the sum of all forces in the vertical directi...

question_answer

Q: Two solenoids are part of the spark coil of an automobile. When the current in one solenoid falls fr...

A: The mutual inductance between two solenoids can be related to the self-inductance of the two solenoi...

question_answer

Q: A car goes around a curve with a radius of 120 m. The car goes through an angle of 60 degrees at a c...

A: (a) The distance covered by the car around a circle of radius r=120m, as it goes through an angle of...