1. Tardigrade
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  3. Physics
  4. A boy pushes a toy box 2.0 m along the floor by means of a force of 10 N directed downward at an angle of 60° to the horizontal. The work done by the boy is

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Q. A boy pushes a toy box $2.0\, m$ along the floor by means of a force of $10\, N$ directed downward at an angle of $60^{\circ}$ to the horizontal. The work done by the boy is

BITSATBITSAT 2020

Solution:

$W = F s \cos \theta=10 \times 2 \cos 60^{\circ}=10\, J$