Question

please solve this numerical

Answer 1

Answer:

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In the question is given to verify the property = x + y = y + x Where, x = ½, y = ½ Then, ½ + ½ = ½ + ½ LHS = ½ + ½ = (1 + 1)/2 = 2/2 = 1 RHS = ½ + ½ = (1 + 1)/2 = 2/2 = 1 By comparing LHS and RHS LHS = RHS ∴ 1 = 1 Hence x + y = y + x

Answer 2

Answer:

Option C

Cd show non uniform retardation