An Electrical Power System Consists of Four Major Components with Reliabilities

question 1

Multiple Choice

An electrical power system consists of four major components with reliabilities of 0.99,0.94,0.92,and 0.95.In order to improve the reliability,a backup component of reliability 0.92 is added to Component 3.Compute and indicate the overall reliability of the system.

• A)0.87
• B)0.88
• C)0.99
• D)0.88.

---

Definitions:

Note Receivable

A financial asset representing a written promise to receive a certain amount of money at a future date or on demand.

Petty Cash

A small amount of cash kept on hand in a business for minor, routine expenses, managed through a system involving vouchers.

Petty Cash Receipt

A petty cash receipt is a document used to record small cash payments for minor expenses, part of a system to manage incidental or minor office costs.