Physics Mock Test

वेन्चुरीमीटर से ज्ञात करते हैं

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दाब बढ़ाने पर जल का क्वथनांक-

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'इलेक्ट्रॉन' वोल्ट इकाई है -

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किस ताप पर ध्वनि का वेग 332 मी./से. होता है-

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लिफ्ट की खोज किसने की-

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भूस्थिर उपग्रह का आवर्तकाल होता है-

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पृथ्वी का द्रव्यमान है-

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Click Here

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Physics Mock Test

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वेन्चुरीमीटर से ज्ञात करते हैं

A. जल का पृष्ठ तनाव B. जल का आयतन C. जल का घनत्व D. जल के प्रवाह की दर

A. जल का पृष्ठ तनाव B. जल का आयतन C. जल का घनत्व D. जल के प्रवाह की दर

ANS-D

दाब बढ़ाने पर जल का क्वथनांक-

A. बढ़ता है B. घटता है C. पहले घटता है फिर बढ़ता है D. अपरिवर्तित रहता है

A. बढ़ता है B. घटता है C. पहले घटता है फिर बढ़ता है D. अपरिवर्तित रहता है

ANS- A

'इलेक्ट्रॉन' वोल्ट इकाई है -

A. ऊर्जा की B. ताप की C. संवेग की D. वेग की

A. ऊर्जा की B. ताप की C. संवेग की D. वेग की

ANS- B

किस ताप पर ध्वनि का वेग 332 मी./से. होता है-

ANS- A

A. 0°C पर B. 35°C पर C. 100°C पर D. 10°C पर

A. 0°C पर B. 35°C पर C. 100°C पर D. 10°C पर

लिफ्ट की खोज किसने की-

A. बेयर्ड ने B. फैराडे ने C. एडिसन ने D. ओटिस ने

A. बेयर्ड ने B. फैराडे ने C. एडिसन ने D. ओटिस ने

ANS- D

भूस्थिर उपग्रह का आवर्तकाल होता है-

A. 28 घंटे B. 12 घंटे C. 6 घंटे D. 24 घंटे

A. 28 घंटे B. 12 घंटे C. 6 घंटे D. 24 घंटे

ANS- D

पृथ्वी का द्रव्यमान है-

A. 3×10¹¹ किग्रा. B. 6×10¹⁵ किग्रा. C. 6×10²⁴ किग्रा. D. 7×10³⁰ किग्रा.

A. 3×10¹¹ किग्रा. B. 6×10¹⁵ किग्रा. C. 6×10²⁴ किग्रा. D. 7×10³⁰ किग्रा.

ANS- C

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