## Principles of Electricity and Electromagnetism |

### From inside the book

Results 1-3 of 77

Page 135

gm. and assuming room temperature to be 20°C., how long will it take for the fuse

temperature of the copper

gm. and assuming room temperature to be 20°C., how long will it take for the fuse

**wire**to melt for a short-circuit current of 25 amp. and what will then be thetemperature of the copper

**wire**? (Neglect the loss of heat by conduction, etc.) 6.Page 305

The self-inductance of a single circular loop of

sectional radius r can be obtained from this result. For the purpose of calculating

the magnetic energy from Eq. (9.27) consider that the integration is carried out in

two ...

The self-inductance of a single circular loop of

**wire**of radius R and cross-sectional radius r can be obtained from this result. For the purpose of calculating

the magnetic energy from Eq. (9.27) consider that the integration is carried out in

two ...

Page 557

The efficiency of a loop as a receiver or radiator in comparison with a straight

1, and since n is a unit vector perpendicular to E, Eq. (16.31) can be written 2T/X

...

The efficiency of a loop as a receiver or radiator in comparison with a straight

**wire**can be obtained from Eq. (16.31). The emf. induced in a**wire**of length 1 is E.1, and since n is a unit vector perpendicular to E, Eq. (16.31) can be written 2T/X

...

### What people are saying - Write a review

We haven't found any reviews in the usual places.

### Other editions - View all

### Common terms and phrases

alternating current alternating-current amplitude angle angular velocity anode antenna applied approximately armature assumed atom axis calculated capacity cathode centimeter characteristic circuit coefficient coil component condenser conducting conductor considered curl current flowing curve deflection density determined dielectric constant direct-current direction discharge displacement distance effective electric field electromotive force electrons electrostatic element energy equal equation ferromagnetic flux force frequency function galvanometer given grad grid hence hysteresis impedance induction integral ions known Laplace's equation linear load magnetic field magnetic moment magnitude maximum measured meter motor negative normal obtained ohms oscillations output parallel phase plane plate polarization positive potential difference potentiometer produced proportional quantity radiation radius ratio reactance region represents resistance resonant rotation Show shown in Fig solenoid solution substance surface temperature terminals theorem torque transformer tube unit vector voltage volts wave wire written zero