MCQ
Above neutral temperature, thermo e.m.f. in a thermocouple
- ✓Decreases with rise in temperature
- BIncreases with rise in temperature
- CRemains constant
- DChanges sign
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$(i)$ an equilateral triangle of side $'a'.$
$(ii)$ a square of side $'a'.$
The magnetic dipole moments of the coil in each case respectively are: