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Q1. A small car with mass 0.690 travels at constant speed on the inside of the track that is a vertical circle with radius 5.00. If the normal force exerted by the track on the car when it is at the top of the track (point) is 6.00, what is the normal force on the car as it is at the bottom of the track (point)?

Q2. A cook holds a 1.6 kg carton of milk at arm's length. What force B must be exerted by the biceps muscle?

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