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1. A bird is tossing (flying to and fro) between two cars moving towards each other on a straighroad. One car has a speed of 18 km/h while the other has the speed of 27km/h. The bird startsmoving from first car towards the other and is moving with the speed of 36km/h and when thetwo cars were separted by 36 km. What is the total distance covered by the bird? What is thetotal displacement of the bird?A mass m is vertically susnended from a sprine of negligible mass. The system oscillates with a12

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