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Posted: **Wed Apr 27, 2022 7:45 am**

: 3 The Speed Of A Point On A Wheel Is Given By W T 4 5 25c 7 5t Where W Is In Rad S And Tin Seconds Find A Th 1 (29.97 KiB) Viewed 45 times

: 3 The Speed Of A Point On A Wheel Is Given By W T 4 5 25c 7 5t Where W Is In Rad S And Tin Seconds Find A Th 2 (47.46 KiB) Viewed 45 times

3. The speed of a point on a wheel is given by w(t) = 4.5 - 25c" + 7.5t where w is in rad/s and tin seconds. Find: a. the average angular acceleration over the time interval from t = 0 to t = 2.5 s b. Find the instantaneous angular acceleration at t = 3.0 s.

3. La velocidad de un punto en una rueda está dada por (t) = 4.5 - 25t2 + 7.5t donde o está en rad/s y t en segundos. Halle: a. la aceleración angular promedio en el intervalo de tiempo de t=0 at=2.5 s 4 puntos 4 puntos b. encuentre la aceleración angular instantánea en t=3.0 s.