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Two Vectors Lie with Their Tails at the Same Point

Question 2

Multiple Choice

Two vectors lie with their tails at the same point.When the angle between them is increased by 20° the magnitude of their vector product doubles.The original angle between them was about:


A) 0°
B) 18°
C) 25°
D) 45°
E) 90°

Correct Answer:

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