A child pulls a toy of 2 m across the floor by a string, applying a...

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A child pulls a toy of 2 m across the floor by a string, applying a force of constant magnitude 0.8 N. During the first metre, the string is parallel to the floor. During the second metre, the string makes an angle of 30° with the horizontal. What is the total work done by the child on the toy? [1.5J] A child pulls a toy of 2 m across the floor by a string, applying a force of constant magnitude 0.8 N. During the first metre, the string is parallel to the floor. During the second metre, the string makes an angle of 30° with the horizontal. What is the total work done by the child on the toy? [1.5J]