1.Units, Dimensions and Measurement
medium

किसी कण की समय $t$ पर स्थिति निम्न प्रकार दी गयी है $x(t) = \left( {\frac{{{v_0}}}{\alpha }} \right)\;(1 - {c^{ - \alpha \,t}})$, जहाँ ${v_0}$ एक नियतांक तथा $\alpha > 0,$ ${v_0}$ व $\alpha $ की विमायें क्रमश: हैं

A

${M^0}{L^1}{T^{ - 1}}$ व ${T^{ - 1}}$

B

${M^0}{L^1}{T^0}$ व ${T^{ - 1}}$

C

${M^0}{L^1}{T^{ - 1}}$ व $L{T^{ - 2}}$

D

${M^0}{L^1}{T^{ - 1}}$ व $T$

Solution

(a) $\alpha t$की विमा = $[{M^0}{L^0}{T^0}]$ $\therefore [\alpha ] = [{T^{ – 1}}]$

पुन:$\left[ {\frac{{{v_0}}}{\alpha }} \right] = [L],$अत: $[{v_0}] = [L{T^{ – 1}}]$

Standard 11
Physics

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