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2.0k
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Write a note on : MOSEFT operation
electronic devices and circuits updated 5.8 years ago by teamques10 ★ 70k
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1.5k
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1
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Explain RC Coupled Amplifier
electronic devices and circuits updated 3.0 years ago by sagarkolekar ★ 11k
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1
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1.4k
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For half wave rectifier secondary voltage V=30 sin$\omega t$,load resistance 500$\Omega$ used. The diode forward resistance 30$\Omega$neglecting transformer secondary resistance Find $I_{m} I_{dc}$
electronic devices and circuits updated 5.8 years ago by teamques10 ★ 70k
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Design a power supply using $\pi$-section filter to give dc output of 15 V at 100 MA with a ripple factor not to exceed 0.01 %
electronic devices and circuits updated 5.8 years ago by teamques10 ★ 70k
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977
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A full wave rectifier has to supply 75 mA at 250 V with a ripple that must be less than 10 V. Design the rectifier with L-filter
electronic devices and circuits updated 5.8 years ago by teamques10 ★ 70k
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1.3k
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Design a rectifier circuit to supply average voltage of 100 V ti 150 K$\Omega$ load. Also calculate the transformer ratings
electronic devices and circuits updated 5.8 years ago by teamques10 ★ 70k
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1.1k
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For the given circuit $V_{sec}$=50V(rms),$R_{L}$=980$\Omega$ and $R_{f}$=20 Calculate Average load current,rms value of load current,DC output voltage, PIV , Efficinecy
electronic devices and circuits updated 5.8 years ago by teamques10 ★ 70k
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A diode having $R_{1}=40 \Omega$ is used for half wave rectification. If V=20sin$\omega$ t and $R_{L}$=800$\Omega$
electronic devices and circuits updated 5.8 years ago by teamques10 ★ 70k
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2.1k
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Draw the small signal hybrid pi equivalent for NPN transistor.
electronic devices and circuits updated 5.8 years ago by teamques10 ★ 70k
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5.6k
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Write note on:
electronic devices and circuits updated 5.8 years ago by teamques10 ★ 70k
0
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1
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3.5k
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1
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Explain effect of temperature on JFET and derive the equation for zero current drift
electronic devices and circuits updated 5.8 years ago by teamques10 ★ 70k
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16k
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What are causes of instability of operating point of BJT amplifier. Derive the stability factor for voltage divide bias circuit
electronic devices and circuits updated 5.8 years ago by teamques10 ★ 70k
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Differentiate BJT and FET
electronic devices and circuits updated 5.8 years ago by teamques10 ★ 70k
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6.1k
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Write current equation of diode and explain significance of each parameter
electronic devices and circuits updated 5.8 years ago by abhishektiwari1 • 100
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37k
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Explain the working and characteristics of n-channel Junction Field Effect Transistor(JFET)
electronic devices and circuits updated 5.8 years ago by teamques10 ★ 70k
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2.8k
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1
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Derive expression for voltage gain, input resistance and output resistance for source follower circuit using n-channel MOSEFT
electronic devices and circuits updated 5.8 years ago by teamques10 ★ 70k
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4.0k
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Explain the concept of thermal runway in BJT
electronic devices and circuits updated 5.8 years ago by teamques10 ★ 70k
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1
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8.0k
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1
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Define concept of Line and Load regulation in regulated power supply
electronic devices and circuits updated 5.8 years ago by teamques10 ★ 70k
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3.6k
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1
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Explain Zener diode as voltage regulator
electronic devices and circuits updated 5.8 years ago by teamques10 ★ 70k
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1
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3.6k
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1
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State the function of bleeder resistance in LC filter
electronic devices and circuits updated 5.8 years ago by teamques10 ★ 70k
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4.0k
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1
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Why we need filters in DC power supply
electronic devices and circuits updated 5.8 years ago by teamques10 ★ 70k
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1
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14k
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1
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Compare L,LC, C, CLC filters
electronic devices and circuits updated 5.8 years ago by teamques10 ★ 70k
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15k
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Compare HWR, FWR with center tapped transformer and FWR with bridge rectifier
electronic devices and circuits updated 5.8 years ago by teamques10 ★ 70k
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1
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150k
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Explain block diagram of regulated power supply with neat diagram
electronic devices and circuits updated 5.8 years ago by teamques10 ★ 70k
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12k
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Explain small signal model of PN junction diode
electronic devices and circuits updated 5.8 years ago by abhishektiwari1 • 100
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