correct statement

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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Choose the correct statement for each of the following:
1)
A rotation angle is considered positive when it is,
a) Measured clock-wise using left hand rule.
b) Measured counter-clock-wise using left hand rule.
c) Less than .
d) Less than 27.
e) None of the above is a true statement.
[2]
2)
As a result of a rigid body transformation in 2D,
a) The distance between two points is preserved.
b) The square of distance between two points is preserved.
c) Consecutive rotations can be expressed as one rotation.
d) All of the above are true statements.
e) None of the above is a true statement.
[2]
3)
A spherical-pair has,
a) One degree-of-freedom.
b) Two degrees-of-freedom.
c) Three degrees-of-freedom.
d) Four degrees-of-freedom.
e) None of the above is a true statement.
[2]
Transcribed Image Text:Choose the correct statement for each of the following: 1) A rotation angle is considered positive when it is, a) Measured clock-wise using left hand rule. b) Measured counter-clock-wise using left hand rule. c) Less than . d) Less than 27. e) None of the above is a true statement. [2] 2) As a result of a rigid body transformation in 2D, a) The distance between two points is preserved. b) The square of distance between two points is preserved. c) Consecutive rotations can be expressed as one rotation. d) All of the above are true statements. e) None of the above is a true statement. [2] 3) A spherical-pair has, a) One degree-of-freedom. b) Two degrees-of-freedom. c) Three degrees-of-freedom. d) Four degrees-of-freedom. e) None of the above is a true statement. [2]
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