Mathematics (AS & A Level) · Oct / Nov 2025 · Paper 41 · Question 8
9709
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15° 20° A B 6 N A block A of mass 2 kg and a particle B of mass 0.5 kg are connected by a light inextensible string inclined at 15° to the horizontal. They are pulled across a horizontal surface with acceleration . m 1 s 2 2 - by a force of magnitude 6 N, applied to A, acting at 20° above the horizontal as shown in the diagram. The string and the force applied to A are in the same vertical plane. The contact between B and the surface is smooth and the contact between A and the surface is rough.
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8(a)[2]
8(b)[6]
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