« previous next »

Author Question: A 555 IC configured as an astable multivibrator has an RA value of 2 k, and RB value of 47 k, and a ... (Read 39 times)

RRMR

  • Hero Member
  • *****
  • Posts: 557
on: Jul 28, 2018
A 555 IC configured as an astable multivibrator has an RA value of 2 k, and RB value of 47 k, and a C value of 0.1 F. The output frequency (f0 ) of the free-running multivibrator is
 
  A) 7.2 kHz B) 153 Hz C) 150 kHz D) 150 Hz

Question 2

Which of the following is not an example of a switch in electrical circuits?
 
  A) fuse B) diode
  C) transistor D) electromechanical relay


bobsmith

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Video: Embryonic development - week 1 and 2

For a complete list of videos, visit our video library