When testing computer controlled systems, a digital multi-meter should be used with an input impedance of at least:

A. lOk ohms
B. lOOk ohms
C. 1 megohm
D. 10 megohms


Ans: D. 10 megohms

Trades & Technology

You might also like to view...

Motor starting components can be made up of:

A) Toggle switches, external centrifugal switches, and relays. B) Internal centrifugal switches, relays, starting, and running capacitors. C) Starting and running capacitors only. D) Internal and external centrifugal switches only.

Trades & Technology

Tying the schedule to a contract is _____.

a. enforcement b. avoiding work stoppage c. litigation d. mediation

Trades & Technology

Which statement about modular homes is correct?

A. They are the same as manufactured homes. B. They are built to meet codes other than the IRC. C. They are built off site. D. They are commonly known as mobile homes.

Trades & Technology

Pitting, blistering, and corrosion are all indicators of _____

a. mechanical failures b. incorrect seal composition c. improperly installed components d. improper shaft alignment

Trades & Technology