An Object Rotates from θ₁ to θ₂ Through an Angle

question 20

Multiple Choice

An object rotates from θ₁ to θ₂ through an angle that is less than π radians.Which of the following results in a positive angular displacement?

• A)θ₁ = 45°, θ₂= −45°
• B)θ₁ = 45°, θ₂= 15°
• C)θ₁ = 45°, θ₂= 45°
• D)θ₁ = 135°, θ₂= −135°
• E)θ₁ = −135°, θ₂= 135°

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