Two Vehicles Approach a Right Angle Intersection and Then Suddenly

question 88

Multiple Choice

Two vehicles approach a right angle intersection and then suddenly collide.After the collision,they become entangled.If their mass ratios were 1:4 and their respective speeds as they approached the intersection were both 13 m/s,find the magnitude and direction of the final velocity of the wreck.

• A)11 m/s at 14° with respect to the original direction of the lighter car
• B)16 m/s at 76° with respect to the original direction of the lighter car
• C)11 m/s at 76° with respect to the original direction of the lighter car
• D)16 m/s at 14° with respect to the original direction of the lighter car

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