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saffa
Questions (3)
Q:What happens to the pressure of particles in the container when it is heated.explain.
Q:A pressure of 2200Kpa is exerted by the
1 answer
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ina cathode ray tube a beam of electron can be moved up and down by changing the poential difference of_____.
a) X-plates b)
1 answer
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a rolling ball covers a distance of 650m in 20 min. its speed in kilometer per hour will be what?
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