Which of the following is not a point defect?
(a) Dislocation
(b) Interstitial
(c) Vacancy
(d) Frenkel
(a) Dislocation
You might also like to view...
At what distance from the central axis of a long straight thin wire carrying a current of 5.0 A is the magnitude of the magnetic field due to the wire equal to the strength of the Earth's magnetic field of about 5.0 × 10-5 T? (?0 = 4? × 10-7 T ? m/A)
A) 1.0 cm B) 2.0 cm C) 3.0 cm D) 4.0 cm E) 5.0 cm
A 2.0-m long conducting wire is formed into a square and placed in the horizontal xy-plane. A uniform magnetic field is oriented 30.0° above the horizontal with a strength of 9.0 T. What is the magnetic flux through the square?
A) 1.1 T • m2 B) 1.9 T • m2 C) 2.3 T • m2 D) 18 T • m2
Colors seen on TV result from color
A) addition. B) subtraction. C) either of these D) none of the above
Two flat rectangular mirrors are set edge to edge and placed perpendicular to a flat nonreflecting surface. The edges of the two mirrors meet at a 30° angle. A light ray that enters parallel to mirror 2 reflects from mirror 1 and then from mirror 2 . The angle of reflection of that ray from mirror 2 is
a. 0°. b. 30°. c. 60°. d. 90°. e. 120°.