Multiple choice question for engineering Set 1 1. Which of the following is correct equation for De Broglie’s wavelength λ? a) λ=h /mv b) λ=h /m c) λ=h /v d) λ=mv/ h 2. With increase in mean free path of a crystal, conductivity of a crystal. a) Increases b) Decreases c) Remains constant d) None…

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