MPSC Rajyaseva 2013 GS Paper 1 — Question 70
The correct answer with a full explanation. Practice Energy & Nuclear questions as a quiz →
खालील कोणते विधान चुकीचे आहे ? / Which one of the following statements is incorrect ?
(a)प्रत्येक जीवित प्राणी कार्बन मधून 'C - 14' घेतो. / Every living organism takes C - 14 through carbon.
(b)प्रत्येक जीवत एकाच प्रमाणात 'C - 14' असतो. / Every living being has the same proportion of carbon 14.
(c)मृत्यूनंतर जीव एकाच प्रमाणात कार्बन फेकतो. / After death every living organ throws same percentage of carbon.
(d)अर्धा C - 14 मृत्यु नंतर 5568 वर्षांनी नाहीसा होतो ज्यास 'हाफ लाईफ ऑफ C - 14' (सी - 14 चे अर्धे आयुष्य) संबोधण्यात. / After 5568 yrs of death half of C - 14 will disappear - which is called as half life of carbon - 14.
(e)ही पद्धत पुरातत्त्वशास्त्रात कालक्रमवारी ठरविण्यास वापरतात. / The method is used to get chronological evidence of archaeological remain.
(f)ही पद्धत एफ.डब्लू. लिबी यांनी शोधून काढली. / This method was invented by F.W. Liby.
(g)त्यांना याकरता पदार्थ विज्ञानातील नोबेल पारितोषिक मिळाले. / He got Nobel prize in physics for this work.
F.W. Libby won the Nobel Prize in Chemistry (1960) for developing radiocarbon dating, not in Physics as stated in option (g). Hence, statement (g) is incorrect.
MPSC has asked 16 Energy & Nuclear questions.
Try them as a quick quiz, instant answers and explanations, no signup.