Find the angular acceleration of a wheel if the vector of the total acceleration of a point on the rim forms an angle of 30° with the 5. direction of the linear velocity of this point in 1 second after uniformly accelerated motion begins. A) 0.275 rad/s?. B) 0.354 rad/s² . C) 0.423 rad/s² . D) 0.577 rad/s² .

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Chapter1: Units, Trigonometry. And Vectors
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5.
Find the angular acceleration of a wheel if the vector of the total
acceleration of a point on the rim forms an angle of 30° with the
direction of the linear velocity of this point in 1 second after uniformly
accelerated motion begins.
A) 0.275 rad/s² .
B) 0.354 rad/s² .
C) 0.423 rad/s² .
D) 0.577 rad/s² .
Transcribed Image Text:5. Find the angular acceleration of a wheel if the vector of the total acceleration of a point on the rim forms an angle of 30° with the direction of the linear velocity of this point in 1 second after uniformly accelerated motion begins. A) 0.275 rad/s² . B) 0.354 rad/s² . C) 0.423 rad/s² . D) 0.577 rad/s² .
option
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an=
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75
Transcribed Image Text:option DATE an += d sec = 30 ° 7= M a at I Qn tgd= ()x= (8/ (6) 2. tga an atg %3D ER R E= tga an= WiR %3D 13 at=9ER 75
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