Question

Three point masses, each of mass m, are placed at
the corners of an equilateral triangle of side l . Then
the moment of inertia of this system about an axis
along one side of the triangle is:
(a) 3ml^2
(b) ml^2
(c) 3/4ml^2
(d) 3/2ml^2
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Answer 1

i think option (c) is corrected answer okay dear

Answer 2

Explanation:

jiSodium chloride (NaCl) is a typical ionic compound. ... Sodium has 1 electron in its outermost shell, and chlorine has 7 electrons. It is easiest for sodium to lose its electron and form a +1 ion, and for chlorine to gain an electron, forming a -1 ion.