For a Parallel A

question 1

Multiple Choice

For a parallel a.c. circuit with a supply voltage of 240 V r.m.s. and current 2.5 A r.m.s., the power factor is 0.9. The true power is:

• A) 600 W
• B) 540 W
• C) 262 W
• D) 0 W

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Definitions:

UTM System

Unified Threat Management System, an all-encompassing security solution that integrates multiple security features and services within a single platform to protect against network threats.

Corporate Network

A company's digital infrastructure that enables communication, data exchange, and connectivity among its computers and devices.

DMZ

Demilitarized Zone in network security is a physical or logical subnet exposed to an untrusted network, usually the internet, to provide a layer of segregation, used mainly to host public-facing services.

Plenum

A space used for air circulation for heating, ventilation, and air-conditioning systems, often located in the space between the structural ceiling and a drop-down ceiling.