Digital Circuits

which is the primary purpose of a resistor in series with a led being driven by a flip-flop

a. Limit voltage
b. Limit current
c. Limit speed
d. Limit power

  1. 👍 0
  2. 👎 0
  3. 👁 88
  1. b. Limit current.

    1. 👍 0
    2. 👎 0
    posted by Henry

Respond to this Question

First Name

Your Response

Similar Questions

  1. Physics

    A 32.0 resistor is connected in parallel to a 18.0 resistor. These are joined in series to a 3.0 resistor and a source with a potential difference of 30.0 V. (c) Calculate the current in each resistor. A (32.0 resistor) A (18.0

    asked by Potato on January 25, 2018
  2. Physics

    Could some one tell m if this is right? 1)Does currend flow through a resistor or across a resistor in a series circuit? THROUGH 2) Is a voltage establishes through a resistor or across ? ACROSS PARALLEL CIRCUITS 1)there is a

    asked by joshua on March 25, 2009
  3. physics

    The current in a 51 resistor is 0.14 A. This resistor is in series with a 28 resistor, and the series combination is connected across a battery. What is the battery voltage?

    asked by ali- on February 2, 2011
  4. science

    laboratory connects a 16§Ù resistor, 23§Ù resistor, and a 34§Ù resistor in series and then comes the arrangement to a 36V dc source. How much current is in the circuit?

    asked by alex on December 17, 2011
  5. physical science

    The primary voltage is still 120 V and the number of primary turns = 60, but now the power in the primary side is 3000 Watts and there is a 120 ohm resistor connected to the secondary. Find the current in the resistor, and the

    asked by brit on April 4, 2012
  6. Physics

    A filament bulb and a resistor are connected in series to a battery. Which of the following will contribute to the load of the circuit? A. Bulb B. resistor C. Bulb and resistor D. none I'm thinking the resistor, but I'm unsure.

    asked by Need some help on January 24, 2013
  7. Physics

    A filament bulb and a resistor are connected in series to a battery. Which of the following will contribute to the load of the circuit? A. Bulb B. resistor C. Bulb and resistor D. none I'm thinking the resistor, but I'm unsure.

    asked by Need some help on January 23, 2013
  8. Physics

    1)If a resistor is added to a parallel circuit, the equivalent resistance: A)increases B)decreases C)remains the same D)becomes zero I got B 2)A 10.0 resistor, 20.0 resistor, and 25.0 resistor are connected in series across a

    asked by Jon on April 9, 2008
  9. Physics

    A simple circuit is made of a power source, a rheostat and an ohmic resistor. The potential difference across the resistor is initially 5.0 +/- 0.1 V. A good lab student measures the current across the resistor to be 1.65 +/- 5

    asked by Nina on February 10, 2009
  10. Physics

    A 10.0 Ω resistor is hooked up in series with an 8.0 Ω resistor followed by a 27.0 Ω resistor. The circuit is powered by a 9.0 V battery -Calculate the equivalent resistance. -Calculate the voltage drop across each resistor in

    asked by Me and I on June 2, 2014

More Similar Questions