Physics: A 27-kg chandelier hangs from a ceiling on a vertical 4.0-m-long wire. (a) What horizontal force woul?

A 27-kg chandelier hangs from a ceiling on a vertical 4.0-m-long wire. (a) What horizontal force would be necessary to displace its position 0.15 m to one side? (b) What will be the tension in the wire?
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