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Recent questions tagged telegram-61661
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(chatquestion)...The speed of sound in hydrogen at NTP, is 1270 m/s. Then the speed in a mixture of hydrogen and oxyge (4) x 6. in the ratio 4 : 1 by volume, (in m/s) will be (1) 635 (2) 318 (3) 158 (4) 1270 A copper wire is held at the two ends by rigid supnorts At 50°C the wire in uet tout with nen
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telegram-61661
asked
Apr 3, 2020
by
balaji.thirumalai
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