What flows in a conductor to produce a magnetic field proportional to the current is produced?
A. Amps
B. Resistance
C. Volts
D. Current
D
Trades & Technology
You might also like to view...
When used in a circuit, an LED is generally operated at about _____.
a. 5mA or less b. 10mA or less c. 15mA or less d. 20mA or less
Trades & Technology
What does the pH in the soil indicate?
a. nutrient content c. water content b. acid content d. fertilizer content
Trades & Technology
The toxicity of a chemical compound is commonly expressed by means of an LD50 (lethal dose) value. This is a statistical estimate of the dose necessary to kill 50% of a population of test species (commonly 10 or more mice or rats) under specific conditions
A. True B. False
Trades & Technology
Describe the metric welding symbol practices such as those used in the British Standard.
What will be an ideal response?
Trades & Technology