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A metal disc of radius a=25 cm rotates with a constant angular velocity ω = 130 rad/s about its axis. Find the potential difference between the centre and the rim of the disc if a) The external magnetic field is abse ...
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A copper wire with cross-sectional area S=2.5mm2 bent to make three sides of a square can turn about a horizontal axis OO' (fig. 3.69). The wire is located in uniform vertical magnetic field. Find the magnetic inducti ...
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This is another problem from IE Irodov that i din solve Two protons move parallel to each other with an equal velocity v=300km/s. Find the ratio of forces of magnetic and electrical interaction of the protons. ...
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Calculate the value of γ =Cp/Cv for a gaseous mixture consisting of v1=2.0 moles of oxygen and v2=3.0 moles of carbon dioxide. The gases are assumed to be ideal! ...
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This question has been taken from IE IRODOV. pls help me solve this A flywheel with initial angular velocity ω0 decelerates due to the forces whose moment relative to the axis is proportional to the square root of its angula ...
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pH of Aquous solution of HCl is 6.5 Find the [Cl -] ...
