Answer:
there r 118 elements in periodic table..
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Answer:
Viscous Drag.
Slab-Pull Force.
Ridge-Push Force
Explanation:
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Answer-Figure P38.63a
is a three-dimensional sketch of a birefringent crystal. The dotted lines illustrate how a thin, parallefaced slab of material could be cut from the larger specimen with the crystal’s optic axis parallel to the faces of the plate.”
Sorry if it’s it correct
