In ______, the susceptibility will decrease with increase in temperature and they have relatively small susceptibility at all temperatures.
In which material, a magnetic field induces a magnetic moment that opposes the very magnetic field that actually causes it.
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A cylindrical specimen of steel having an original diameter of 12 mm is tensile-tested to fracture and found to have an engineering fracture strength of 400 MPa. If its cross-sectional diameter at fracture is 10 mm, the true stress at fracture is:
When a ferromagnetic material is heated above the curie temperature, it becomes:
Because of high cost of platinum resistance thermometer, _______ are used as resistance element for industry purposes for of temperatures.
Which of the following material has the highest melting point?
The part of ship that always remains under water _________.
Which of the following magnetic materials have small area of hysteresis loop?
5 videos|19 docs|16 tests
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5 videos|19 docs|16 tests
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