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A 2900 kg truck traveling northat 40 km/h turns east and acceleratesto 51 km/h.

(a) What is the change in the truck's kinetic energy?

J

(b) What is the magnitude of the change in the linear momentum ofthe truck?

kgm/s

(c) What is the direction of the change in the linear momentum ofthe truck?

° (measured clockwise from east)

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