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Author Question: An SCR can be made to fire with no gate signal when A) the rise time of the anode voltage exceeds ... (Read 51 times)

Tazate

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on: Jul 28, 2018
An SCR can be made to fire with no gate signal when
 
  A) the rise time of the anode voltage exceeds the SCR's dv/dt rating
  B) the gate is shorted to the cathode
  C) the anode voltage is more negative than the cathode voltage
  D) it is used as a crowbar

Question 2

Two 7493 4-bit binary counters, configured to count 0 to 15, are connected so that the Q3 output of one IC is wired to the clock input of the other IC. What is the modulus of the total circuit?
 
  A) MOD-100 B) MOD-312 C) MOD-256 D) MOD-99


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xiazhe

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Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

C


Tazate

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Reply 2 on: Jul 28, 2018
Excellent

duy1981999

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Reply 3 on: Yesterday
:D TYSM

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