This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The standard 74XX TTL IC family was originally developed in the A) 1960s. B) 1970s. C) 1950s. D) ... (Read 35 times)

karateprodigy

  • Hero Member
  • *****
  • Posts: 550
on: Jul 28, 2018
The standard 74XX TTL IC family was originally developed in the
 
  A) 1960s. B) 1970s. C) 1950s. D) 1940s.

Question 2

The dc beta  of a transistor is defined as the ratio of
 
  A) emitter current to base current B) base current to emitter current
  C) collector current to base current D) base current to collector current


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

xiaomengxian

  • Sr. Member
  • ****
  • Posts: 311
Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

C


karateprodigy

  • Member
  • Posts: 550
Reply 2 on: Jul 28, 2018
Gracias!

Dnite

  • Member
  • Posts: 297
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Crop plants developed by selective breeding of the wild mustard plant. Crop plants developed by selective breeding of the wild mustard plant.
Feral Jackson's Chameleon from a population introduced to Hawaii in the 1970s Feral Jackson's Chameleon from a population introduced to Hawaii in the 1970s
PRIMATE FAMILY TREE PRIMATE FAMILY TREE
What Is a Standard Drink? What Is a Standard Drink?
My family My family
Evolution of the vertebrate SR gene family Evolution of the vertebrate SR gene family
Video: What are the Parts of a Plant Cell?

For a complete list of videos, visit our video library