Networking Cables and Connections

In order for the communication to take place, cables play important role. Cable is the medium through which information usually moves from one network device to another. There are several types of cable which are commonly used with LANs. The type of cable chosen for a network is related to the network’s topology, protocol, and size. …

Electromagnetism – Faraday’s law

The circuit shown is in a uniform magnetic field that is into the page and is decreasing in magnitude at rate of 150 tesla/second. The ammeter reads A. 0.15 A B. 0.35 A C. 0.50 A D. 0.65 A E. 0.80 A (GR9677 #02) Solution: V − IR − ɛ = 0 I = (V − ɛ)/R ɛ = − dΦ/dt = −AdB/dt Given: dB/dt = −150 t/s (minus …