A brass plate measures 30.0 cm by 40.0 cm. The coefficient of linear thermal expansion is 
If the temperature of the plate is increased by 10.0 K, then what is the increase in the area of the plate?
A. 0.350 cm2
B. 0.404 cm2
C. 0.456 cm2
D. 0.502 cm2
E. 0.555%
C. 0.456 cm2
You might also like to view...
The coefficient of linear expansion of lead is 29 × 10-6K-1. What change in temperature will cause a 10-m long lead bar to change in length by 3.0 mm?
A) 5.0 K B) 10 K C) 15 K D) 20 K E) 25 K
Carnot Engine: An ideal Carnot engine has an efficiency of 83.0% and performs 4500 J of work every cycle. How much energy is discharged to the lower temperature reservoir every cycle?
A. 920 J B. 830 J C. 740 J D. 3700 J E. 5400 J
Consider a wire bent in the hairpin shape shown below. The wire carries a conventional current I as shown. What is the magnitude 
of the magnetic field
at point a? A. ?0 I/4?R B. ?0 I/2?R C. ?0 I/?R D. ?0 I/R E. (2 + ?)?0 I/4?R F. Zero
A concave mirror has a radius of curvature of 1.0 m. An object is placed 2.0 m in front of the mirror. Determine the location of the image (in cm)
a. 130 b. 83 c. 67 d. 150 e. 200