निम्नलिखित में से किस माध्यम में ध्वनि की गति सर्वाधिक होती है ? (a) ठोस (b) द्रव (c) गैस (d) निर्वात Ans – (a)

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एक सुचालक का प्रतिरोध निम्नलिखित में से किस पर निर्भर नहीं करता है ? (a) लंबाई (b) पदार्थ (c) दाब (d) अनुप्रस्थ भाग का क्षेत्रफल Ans -(c)

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निम्नलिखित में से कौन से तत्व का रासायनिक प्रतीक लैटिन से लिया गया है ? (a) एल्यूमीनियम (b) क्लोरीन (c) कार्बन (d) आयरन Ans – (d)

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किसी वस्तु पर कार्य करने वाले गुरुत्व बल को ………के रूप में जाना जाता है ? (a) द्रव्यमान (b) त्वरण (c) आवेग (d) भार Ans – (d)

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निम्नलिखित में से कौन सा जंतु गर्म रक्त वाला होता है ? (a) कबूतर (b) मछली (c) मेंढक (d) मगरमच्छ Ans – (a)

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निम्नलिखित में से किस माध्यम में ध्वनि की गति सर्वाधिक होती है ? (a) ठोस (b) द्रव (c) गैस (d) निर्वात Ans – (a)

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