Showing All Questions asked by Members
Showing 2841 to 2860 out of 3080 Doubts
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IS IT NESSERY TO CAL THE VALUS OF ATOM
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it is sometimes said that water is removed from clothes in a spin dyer by centrifugal force theory water is outward is it correct?
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I want to make a astronamical telescope with low cost&high power.Can you help me?(incude diagram also)
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CO2 is a gas while SiO2 is a solid. Why?
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CCl4 is resistant to hydrolysis but SiCl4 is readily hydrolysed.Why?
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Is liquid pressure maximum at the bottom of a vessel containing water ? Is it because of this high pressure the velocity of efflux is at the lowest if the orifice(hole) is at the bottom level of the vessel?
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give some points on applications of Torricelli's Law.
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What is blood pressure? Explain brieftly about the working of sphygmonometer.
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why are hydrogen is rogue element?
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sir,
in the test of this chapter Q no 3 When we lower a bucket into a well to fetch water, the work done by us is negative,How it should be positive bcoz Workdone is along the gravitational force.other doubts are in q no 6,14,15.
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the sign used are plus in all case
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Is it (a b c)^2=3(a^2 b^2 c^2)-6d?
(where a,b,c are in AP& d=c-b=b-a)
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Sir,
there was a question x=ut 1/2at2 eqn. is from which law? answer was it is not from any 3 laws of newton.how is it possible? it should be from newton's 2nd law.
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No doubt but there are no test on this topic
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we have two frames of reference , one is at rest other is accerlating then how can we distinguish between them. are they inertial or non inertial with respect to each other.
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if tan(x y)=3/4 and tan(x-y)=8/15 prove that tan2x=77/36
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how can field, i mean area near to the source charge change. means modified... eg we have a charge and we calulate its influence means field ....... i mean how about area around the charge
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if moon is approaching towards earth then with what accerlation it will hit the earth .. will it be same i.e. 10 m/s2 or something else
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what is the probability to getting 53 sundays in a leap year ?
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Plane mirror forms vertual image,but we can see our image at mirror due to forming of image at our retina.How that vertual image incident at our retina?
Showing 2841 to 2860 out of 3080 Doubts
