Question

For a full-wave rectifier (with 2 diodes and a centre-tap transformer) as shown below, if vs(t) = 15sin(wt) and using the constant-voltage diode model (i.e., rd = 0) where VDO = 0.8V: a) Calculate the turns ratio of the transformer (N1/N2, where N1 is the number of turns of the primary side and N2 is the number of turns of the secondary side from end-to-end) (hint: ac line voltage has 120V rms) b) Calculate the rms value of vo(t). c) Calculate the percentage of time each diode is conducting. d) In one diagram, plot (versus time t) vs(t), vD1(t) (the voltage drop across the real diode D1), and vD2(t) (the voltage drop across the real diode D2).

          For a full-wave rectifier (with 2 diodes and a centre-tap transformer) as shown below, if vs(t) = 15sin(wt) and using the constant-voltage diode model (i.e., rd = 0) where VDO = 0.8V:
a) Calculate the turns ratio of the transformer (N1/N2, where N1 is the number of turns of the primary side and N2 is the number of turns of the secondary side from end-to-end)
(hint: ac line voltage has 120V rms)
b) Calculate the rms value of vo(t).
c) Calculate the percentage of time each diode is conducting.
d) In one diagram, plot (versus time t) vs(t), vD1(t) (the voltage drop across the real diode D1), and vD2(t) (the voltage drop across the real diode D2).

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For a full-wave rectifier (with 2 diodes and a centre-tap transformer) as shown below, if vs(t) = 15sin(wt) and using the constant-voltage diode model (i.e., rd = 0) where VDO = 0.8V:
a) Calculate the turns ratio of the transformer (N1/N2, where N1 is the number of turns of the primary side and N2 is the number of turns of the secondary side from end-to-end)
(hint: ac line voltage has 120V rms)
b) Calculate the rms value of vo(t).
c) Calculate the percentage of time each diode is conducting.
d) In one diagram, plot (versus time t) vs(t), vD1(t) (the voltage drop across the real diode D1), and vD2(t) (the voltage drop across the real diode D2).

Added by Steven N.

University Physics with Modern Physics

Hugh D. Young 14th Edition

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Solved by Expert Stylianos Gregoriou

Step 1

Calculate the turns ratio of the transformer (N1/N2): The rms value of the AC line voltage is given as 120V. Since the secondary side of the transformer is connected to the diodes, the voltage across the secondary side (V2) will be the same as the voltage across Show more…

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For full-wave rectifier (with 2 diodes and center-tap transformer) as shown below; if vs(t) = 15sin(wt) and using the constant-voltage diode model (i.e. rd = 0) where VDO = 0.8V: Calculate the turns ratio of the transformer (N1/N2, where N1 is the number of turns of the primary side and N2 is the number of turns of the secondary side from end-to-end) (hint: ac line voltage has 120V rms). Calculate the rms value of vo(t). Calculate the percentage of time each diode is conducting. In one diagram, plot vs(t), vDI(t) (the voltage drop across the real diode DI), and VD2(t) (the voltage drop across the real diode D2). Center tap AC line voltage

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