Answer to Question #277636 in Physics for Kristine

Question #277636

A radio-controlled model airplane has a momentum given by [(−0.75𝑘𝑔 ∙ 𝑚 𝑠 3 ⁄ )𝑡 2 + (3.0𝑘𝑔 ∙ 𝑚⁄𝑠)]𝑖̂+ (0.25𝑘𝑔 ∙ 𝑚 𝑠 2 ⁄ )𝑡𝑗̂. What are the 𝑥-, 𝑦-, and 𝑧-components of the net force on the airplane?


1
Expert's answer
2021-12-14T15:09:17-0500

"\\vec p=(-0.75t^2+3)\\cdot\\vec i+0.25t\\cdot\\vec j"


"\\vec F=d\\vec p\/dt=-1.5t\\cdot \\vec i+0.25\\cdot\\vec j"


"F_x=-1.5t" , "F_y=0.25" , "F_z=0"





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