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When electrons of energy 40keV are bombarded on a metal target, then the wavelength of most energetic, then wavelenth of most energetic X-rays emitted, is approximately एक धातु लक्ष्य पर जब 40keV ऊर्जा के इलेक्ट्रॉनों की बमबारी की जाती है, तो उत्सर्जित होने वाली अति ऊर्जाशाली X-किरणों की तरंगदैर्घ्य लगभग है
A shopkeeper sells a table at 25% discount on the marked price and earns a profit of 70%. If he sells the same table at 50% discount, then his new profit percentage will be?
निम्नलिखित में किसका बाहरी सतह फिनिश किया रहता है?
Which of the following is not usually a source of the viruses entering your system/
"Learning grammar and mathematics is important for the mental growth of a child." Who has given this hypothesis?
y² – 7y + 12 का गुणनखंडन है
Which of the following costs represents all the benefits that a person, investor, or business forgoes when choosing one option over another?
Explanations:
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