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Particles moves along the x-axis according to the equation x= 3t^2 - 2t + 3, where x is in meters and t is in seconds at t= 3s. Find a.) the position of the particle b.) it's velocity c.) it's acceleration |
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Answer» tion:The POSITION of a PARTICLE MOVING along x-axis is given byx=(−2t 3 +3t 2 +5)mVelocity, v= dtdx =0−6T 2 +6t=0. . . . . . .(1)6t(−t+1)=0−t+1=0t=1secAcceleration, a= dtdv a=−12t+6a∣ t=1sec =−12×1+6a∣ t=1sec =−6m/s 2 The correct option is C. |
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