H2P-108
Newton’s second law
H2 Physics · JC 1 · Easy · Newton’s second law
A 2.5 kg block is pulled up a rough horizontal surface by a horizontal force of 9.0 N. The frictional force opposing the motion is 3.0 N. Find the acceleration of the block.
- 2.4 m s⁻²
- 3.6 m s⁻²
- 1.2 m s⁻²
- 0.83 m s⁻²
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