Find the Scalar Tangential and Normal Components of Acceleration of a Particle

question 93

Multiple Choice

Find the scalar tangential and normal components of acceleration of a particle with position vector $\mathbf { r } ( t ) = 3 \sin t \mathbf { i } + 3 \cos t \mathbf { j } + 5 t \mathbf { k }$

• A) \(\quad a _ { \mathbf { T } } = 0 , a _ { \mathrm { N } } = 3\)
• B) \(a _ { \mathbf { T } } = 5 , a _ { \mathbf { N } } = 3\)
• C) \(a _ { \mathbf { T } } = 0 , a _ { \mathrm { N } } = 3 \sqrt { 26 }\)
• D) \(a _ { \mathbf { T } } = 5 , a _ { \mathrm { N } } = 3 \sqrt { 26 }\)

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