qwety27211 qwety27211
  • 22-02-2024
  • Physics
contestada

The position of a dragonfly that is flying parallel to the ground is given as a function of time by r =[2.90m (0.0900m/s²)t²]i + (0.0150m/s)tj. At what value of t does the velocity vector of the insect make an angle of 37.0° clockwise from the x-axis?
a) 1.5 s
b) 2.0 s
c) 2.5 s
d) 3.0 s

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