SELECT * FROM question_mgmt as q WHERE id=1309 AND status=1 SELECT id,question_no,question,chapter FROM question_mgmt as q WHERE courseId=2 AND subId=9 AND chapterId=43 and ex_no='1' AND status=1 ORDER BY CAST(question_no AS UNSIGNED)
The velocity associated with a proton moving in a potential difference of 1000 V is 4.37 × 105 ms–1. If the hockey ball of mass 0.1 kg is moving with this velocity, calculate the wavelength associated with this velocity.
λ = h/mv
= 6.626x10-34 / (0.1)(4.37x105)
= 1.515x10-28m
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Report a problem on Specifications: