Question:
3 Needles N N and N3 are made of ferromagnetic a
Last updated: 6/12/2023
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3 Needles N N and N3 are made of ferromagnetic a paramagnetic and a diamagnetic substance respectively A magnet when brought close to them will a attract all three of them b attract N and N strongly but repel 3 c attract N strongly N weakly and repel N3 weakly d attract N strongly but repel N and N3 weakly