A steel plate has a hole drilled through it. The plate is put into a furnace and heated. What happens to the size of the inside diameter of a hole as its temperature increases?
a. increases
c. remains constant
b. decreases
d. becomes elliptical
A
You might also like to view...
Conversion of Units: A person on a diet loses 1.6 kg in a week. How many micrograms per second (?g/s) are lost?
A. 2.6 × 103 ?g/s B. 1.6 × 105 ?g/s C. 44 ?g/s D. 6.4 × 104 ?g/s
Conservation of Momentum: A 1200-kg ore cart is rolling at 10.8 m/s across a flat friction-free surface. A crane suddenly drops 858 kg of ore vertically into the cart. How fast does the cart move just after being loaded with the ore?
A. 6.30 m/s B. 3.80 m/s C. 4.20 m/s D. 5.70 m/s
Where would you be if the Sun sets for six continuous months, beginning about September 23rd?
A) North Pole B) Arctic Circle C) Equator D) Antarctic Circle E) South Pole
The larger the value of Hubble's constant, the more rapid the expansion of the universe and the smaller (and hence younger) our estimate for the age of the universe
Indicate whether the statement is true or false