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जवाब:Answer
जवाबदेही:questioner
Water flows in a horizontal pipe of non-uniform area of cross-section at a pressure difference of 1.6 cm of mercury. If the velocity of water at the la...
In a refrigerator, the cooling system should always be –
For a non-relativistic particle, the ratio of phase velocity to group velocity of de Broglie waves is:
The Pointing vector of electromagnetic waves has the same dimensions as that of:
Which law of thermodynamics states that energy cannot be created or destroyed?
A galvanometer coil has a resistance of 14 Ω and the metre shows full scale deflection for a current of 4 mA. How will you convert the metre into a vo...
Two spherical soap bubbles of radii r1 and r2 coalesce to form a bubble of radius R. If surface tension of soap solution is T, atmospheric pressure is ...
The movement of a train is an example of what type of motion?
What is the process of melting also called?
If the vector sum of torques acting on a system is zero, then the object is in:
