Answer key for Physics Test

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Answer key for Physics Test Motion and forces in 2D

Q1 Resultant = sum of all vectors applied Equilibriant = vector equal in magnitude to the resultant, but opposite in direction

Q2 Horizontal velocity = 5.3 m/s away from house Vertical velocity = 3.3 m/s down

Q3

Q4 Systems of equations Acceleration = 3.83 m/s2

Q5 8.02 m [ S 4 W] 8.02 m [W 86 S]

Q6 Μ = 0.19

Q7

Q8 Determine Fnet, forces are slowing toboggan Find acceleration: -6.4 m/s2 Use acceleration to find displacement D =2.8 m

Q9 70 N [N 13 E] 70 N [E 77N]

Q 10-11 10) A 11) B