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Will there be any change in hz of sound if two vibrating body has the similar hz
Ans) Yes it depends on the path difference among them...
Like in destructive inteference u hear no sound..but in constructive intereference the intensity is maximum..
What is the name of the first American physicist to win two Nobel prizes? Ans: (John) bardeen was the first American physicist who win two Nobel prizes.
Q. Define: ampere in terms of force Ampere is defined as that steady current which when flowing through two parallel infinitely long straight conductors of negligible cross se
a. Consider an x-ray machine with a step-up transformer consisting of a primary coil of 100 turns and a secondary one with 50000 turns. If the voltage applied across the primary co
Consider two identical plastic foam balls each one having a thin sheath of aluminium foil. One of the balls has a few positive charges and the other has the same amount of negative
what are the advantages of surface tension
Derive the mathematical expression PV r = constant for an ideal gas undergoing adiabatic reversible expansion.
Surface tension is a contractive tendency of the surface of a liquid that permits it to resist an external force. It is revealed, for instance, in the floating of some objects on t
Grounding a Positively Charged Electroscope While the positively charged electroscope is touched and its charge becomes grounded or neutralized this is depicted within the anim
Describe the Michelson Morley's experiment and explain its negative result. What is "Length Contraction" and "Time Dilation" in relativistic mechanics? Explain.
Van der Waals force (J.D. van der Waals): It is the forces which is responsible for the non-ideal behavior of gases, & lattice energy of molecular crystals. There are three ca
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