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The circuit below implements a filter between the input current ii and the output voltage vo. -gate-ece-20111 AnswerA solar cell of area 2 1.0 cm , operating at 1.0 sun intensity, has a short circuit current of 20 mA, and an open circuit voltage of 0.65 V. Assuming room temperature operation and thermal equivalent voltage of 26mV, the open circuit voltage (in volts, correct to two decimal places) at 0.2 sun intensity is _______.0 AnswerThe i/p to the Full wave rectifier is v(t) = 200 sin50t. If R L is 1k Ω and forward resistanc e of diode is 50 Ω , find the followings:0 AnswerIn the circuit shown below, the Zener diode is ideal and the Zener voltage is 6V. The output voltage V0 (in volts) is ________________.GATE EC 20151 AnswerIn the circuit shown, transistors Q1 and Q2 are biased at a collector current of 2.6mA. Assuming that transistor current gains are sufficiently large to assume collector current equal to emitter current and thermal voltage of 26 mV, the magnitude of voltage gain1 Answer the maximum power dissipation in Q1 (in Watts) is _____________. -GATE EC 20151 AnswerIn the circuit shown, V is a sinusoidal voltage source. The current I is in phase with voltage V.1 AnswerIn the circuit shown, V is a sinusoidal voltage source. The current I is in phase with voltage V.1 AnswerIn the circuit shown below, the initial charge on the capacitor is 2.5 mC -gate-ece-20111 AnswerIn the circuit shown, assume that the opamp is ideal. The bridge output voltage V0 (in mV) for sigma= 0.05 is _______________________.-GATE EC 20151 AnswerDraw Logic Circuit diagram for 3-bit synchronous up-down counter with clear input,start input and done output. The counter should produce done output after completion of counter in either direction.1 AnswerIn the circuit shown below, the current I is equal to -gate-ece-20111 AnswerThe current in an enhancement mode NMOS transistor biased in saturation mode was measured to be 1 mA at a drain-source voltage of 5 V. -GATE EC 20151 AnswerA step-up transformer converts a low input voltage into a high output voltage. Does it violate the law of conservation of energy ? Justify your answer. (Physics CBSE 2018)1 AnswerC onsider a white Gaussian noise process 𝑁(𝑡) with two-sided power spectral density 𝑆𝑁(𝑓) = 0.5 W/Hz as input to a filter with impulse response 0.5𝑒−𝑡2/2 (where 𝑡 is in seconds) resulting in output 𝑌(𝑡). The power in 𝑌(𝑡) in watts is0 AnswerIn the circuit shown below what is the output voltage (Vout) in Volts if a silicon transistor Q and an ideal op-amp are used? GATE-Instrumentational-Engineering-20131 AnswerA Single Phase Neutral (SPN) electrical circuit has a power consumption of 330W. Considering a voltage of 110V and power factor of 0.8, the electrical current drawn is ___________ Amp (up to one decimal place). (GATE-Architecture-Planning-2018)1 AnswerIn a full wave rectifier, the input is from 30-0-30 V transformer. The load and diode forward resistances are 100 Ω and 10 Ω respectively. Calculate the average voltage, DC output power, ac input power, rectification efficiency and p1 AnswerA good transconductance amplifier should have -gate Electronics and Communication 20171 AnswerIn the circuit shown, 1 2 I 80mA and I 4mA . Transistors T and T 1 2 are identical. Assume that the thermal voltage V0 is 26mV at 27 C. At 50 C T , the value of the voltage V1 V2 V12 (in mV) is ________________.GATE EC 20151 Answer
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