37. What is the Curie Point? a. The point in a well where fluid temperature equa
ID: 1996862 • Letter: 3
Question
37. What is the Curie Point?
a. The point in a well where fluid temperature equals formation temperature
b. Temperature at which magnetic minerals attain permanent magnetism parallel to the earth’s
magnetic field
c. The point in the outer core of the earth where melting first occurs d. None of the above
38. Which of the following statements is true?
a. Gravity and magnetic anomalies are independent of latitude
b. Gravity anomalies are a function of latitude and magnetic anomalies are independent of latitude c. Magnetic anomalies are a function of latitude and gravity anomalies are independent of latitude d. None of the above
39. What is a reasonable value for the rate tectonic plates are spreading apart from mid-ocean ridges?
a. 1 to 10 meters per year
b. 0.01 to 0.1 millimeters per year c. 1 to 10 cm per year
d. None of the above
40. Given a sandstone with E=21.37 x 109 N/m2, Poisson’s Ratio=0.3, and Density=2200 kg/m3, what is the P wave velocity in the sandstone?
a. 3972 m/s b. 3616 m/s c. 1365 m/s d. 2100 m/s
e. None of the above
41. What is the S wave velocity for the sandstone in Prob. 43?
a. 3972 m/s b. 1933 m/s c. 1808 m/s d. 2100 m/s
e. None of the above
42. Given the data in problem 43 and a P wave source, what is the acoustic impedance of the limestone layer?
a. 1.138 x 107 kg/m2-s
b. 9.136 x 106 kg/m2-s c. 7.955 x 106 kg/m2-s d. 3.771 x 106 kg/m2-s e. None of the above
43. If the material below the sandstone of problem 26 is a shale with E=31.2 x 109 N/m2, Poisson’s
Ratio = 0.3, and a density of 2650 kg/m3, what is the reflection coefficient of the interface between the shale and sandstone??
a.
0.078
b.
-0.225
c.
-0.311
d.
0.179
e.
None of the above
a.
0.078
b.
-0.225
c.
-0.311
d.
0.179
e.
None of the above
Explanation / Answer
Curie point - Curie point is the temperature at which certain materials lose their permanent magnetic properties. but in the given problem option "b" contrast the defination so option "d" is correct
Related Questions
drjack9650@gmail.com
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.