A zinc has a heat capacity of 40 J/K; what is the mass of the zinc; given that the specific heat of zinc is 380 J/kg k

Lodestone is a natural magnet; it points at?

A. N – W when suspended freely B. N–S when suspended freely C. S – E when suspended freely D. S–W when suspended freely Correct Answer: Option B – N–S when suspended freely Explanation Lodestone is a natural magnet it points approximate at N – S when suspended...

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