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MHT CET 2026 Chemistry question

ChemistryStructure of AtomMHT CET 2026

What is uncertainty in velocity of an electron if uncertainty in measurement of position is 50 pm ? ( = 9.1 x 10kg, h = 6.63 x 10Js , = 3.142)

Answer: (B)

Solution

Heisenberg uncertainty principle: , so . With pm m: \dfrac{6.63 × 10^{-34}}Extra open brace or missing close brace{4 × 3.142 × 9.1 × 10^{-31}$ ×

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Question ID VK-100124