Question Detail

PHY 101 PHY 101 Past Questions Objective Question
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Question

Unit vector in direction of vector F = 6i + 5j is
Options
A (6i + 5j)/7.81
Correct Answer
B (6i + 5j)/6
C (6i + 5j)/5
D (6i + 5j)/6.1
Correct Answer

Option A is the correct answer.

Detailed Explanation

Magnitude of F = √(6² + 5²) = √(36 + 25) = √61 ≈ 7.81. Unit vector = F / |F| = (6i + 5j)/7.81.

Hint

Divide the vector by its magnitude.

Question Info

Course: PHY 101
Topic: PHY 101 Past Questions
Type: Objective
Difficulty: Not specified
Question 1113 of 1250
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