ROTATIONAL MOTION

What is the vector product of a = 3î - 4ĵ + 5k̂ and b = -2î + ĵ + 3k̂ as per the example in the text?

• -17î - 19ĵ - 5k̂
• 7î - 5ĵ - k̂
• -7î + 5ĵ + k̂
• 17î + 19ĵ + 5k̂

What is the scalar product of the vectors a = 3î - 4ĵ + 5k̂ and b = -2î + ĵ + 3k̂ according to the given text?

• 5
• -25
• 0
• 15

What is the magnitude of ĵ × k̂?

• 0
• 1
• 2
• 0.5

If a particle is at position r and rotating with angular velocity ω, what is its linear velocity?

• ω · r
• ω + r
• ω × r
• r × ω

What is the result of k̂ · (î × ĵ)?

• 0
• 1
• -1
• î