Two particles, each having a mass of 3.0 ?g and having equal but opposite charges of magnitude of 6.0 nC, are released simultaneously from rest when they are a very large distance apart. What distance separates the two at the instant when each has a speed of 5.0 m/s?
a. 4.3 mm
b. 8.6 mm
c. 7.3 mm
d. 5.6 mm
e. 2.2 mm
a
Physics & Space Science
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The work done by kinetic friction is equal to
A. ?Eth and fk*?x B. ?Eth C. fk*?x D. None of these
Physics & Space Science
A hologram is produced from the ________ of a reference beam and an object beam.
Fill in the blank(s) with the appropriate word(s).
Physics & Space Science
Vector V1 is (5i + 7j - 3k) and vector V2 is (7i + 2 j + 14k). The component of V1 perpendicular to the line of action of vector V2 is:
(A) 4.80i + 6.94j – 3.39k (B) 4.80i - 6.94j – 3.39k (C) 4.80i - 6.94j + 3.39k (D) -4.80i + 6.94j – 3.39k
Physics & Space Science
Which of the following web video formats was originally designed for Apple systems?
A. .avi B. .mov C. .mpeg D. .wmv
Physics & Space Science