ple 1. A particle moves along the curve F = (1³-41)î + (1² +41) ĵ + (81² −31³) k, where t is the time. Find the magnitude of the tangential components of its acceleration at t = 2.
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A: Step 1: Step 2: Step 3: Step 4:
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Q: If ši = 12 V, I2 =1 A, R2 = 1 2, I3 = 2 A, and R3 = 3 2, find the power dissipated by resistor R1.
A: I2 = 1 A I3 = 2 A R2 = 1 Ω R3 = 3 Ω ξ1 = 12 V
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- 8. Ả = − 1î – 2ĵ, B = 2î – 1ĵ, calculate the cross product of Ả X B.An optical disk drive in your computer is spinning at 10,000 rpm (1045 rad/s). It decelerates to a rest in 0.42 s. a. Find the rotational inertia of the disk given that its mass is 17 grams. b. Find the magnitude of the torque required to decelerate the disk.Nilo.p A baseball bat is swung with an angular velocity of 500°/s and has a radius of 1.2m. What is the linear velocity of the baseball bat?