The diagram above shows a balanced metre bridge, the value of x is
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2010
A cell of e.m.f 12V and internal resistance 4Ω is connected to an external resistor of resistance 2Ω. Find the current flow.
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2010
Three capacitors of capacitance 2μF, 4μFand 8μF are connected in parallel and a P.D of 6V is maintained across each capacitor, the total energy stored is
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2010
In Faradays law of electrolysis, a graph of the mass deposited against the quantity of electricity is plotted. The slope of the graph gives
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2010
In the diagram above, if the south-poles of two magnets strokes steel bar, the polarities at T and V will respectively be
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2010
Two metals P and Q are heated through the same temperature difference. If the ratio of the linear expansivities of P to Q is 2:3 and the ratio of theirLength is 3: 4 respectively, the ratio of the increase in lengths of…
An object is weighted at different locations on the earth. What will be the right observation?
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2010
The radioisotope \( ^{235}_{92}U \) decays by emitting two alpha particles, three beta particles and a gamma ray. What is the mass and atomic number of the resulting element?