An RLC series circuit has a 2.50Ω resister, a 100µH inductor and an 80 µF capacitor. Find (i) Find the circuit’s impedance at 120Hz. (ii) Find the circuit’s impedance at 120Hz. (c) If the voltage source has Vrms= 5.60 V, what is Irms at each frequency. (d) What is resonant? frequency of the circuit.
An RLC series circuit has a 2.50Ω resister, a 100µH inductor and an 80 µF capacitor. Find (i) Find the circuit’s impedance at 120Hz. (ii) Find the circuit’s impedance at 120Hz. (c) If the voltage source has Vrms= 5.60 V, what is Irms at each frequency. (d) What is resonant? frequency of the circuit.
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An RLC series circuit has a 2.50Ω resister, a 100µH inductor and an 80 µF capacitor. Find
(i) Find the circuit’s impedance at 120Hz. (ii) Find the circuit’s impedance at 120Hz. (c) If
the voltage source has Vrms= 5.60 V, what is Irms at each frequency. (d) What is resonant?
frequency of the circuit.
Transcribed Image Text:Q.no 4 (a) How ground level operator communicates with the required Aircraft, give detailed explanation
of the method.
(4)
(b) Highlight the designators used in showing various characteristics of the signal carrying information
(4)
(c) Show Single side band and double side band with support of diagram and discuss their significance.
(4)
UNIT 3
Q.no 5 (a) How we are able to produce high frequency carrier wave, explain working of circuit of that
component with the help of diagram.
(3)
(b) Define following terms
(i) Selectivity (ii) Bandwidth (iii) Resonant frequency
(3)
(c) A coil of resistance of 15N and Inductance 0.3H is connected in series with a capacitor of
capacitance of 160µF across a 250 V, 50 HZ supply. Determine following.
(i) Impedance (ii) Current (iii) Power factor (iv) Voltage across the coil (v) Voltage across the
сараcitor.
(4)
(d) In a series RLC, circuit R =30 Q, L = 15 mH, and C=51 µF. If the source voltage and frequency
are 12 V and 60 Hz, respectively, what is the current in the circuit?
(2)
Or
Q.no 6 (a) Draw working diagram of Piezo Oscillator and explain working with application.
(3)
(b) Two similar capacitors are connected in series and a voltage with an instantaneous voltage of
V= 150Sin314t is applied across the terminals. Calculate the maximum energy stored in
above combination.
(4)
(c) RLC series circuit having a 400 resister and a 3.00 mH inductor, and a 5.00 µF capacitor. Find
(i) Resonant frequency (ii) calculate Ims at resonance if Vrms İs 120 V
(2)
(d) An RLC series circuit has a 2.502 resister, a 100µH inductor and an 80 µF capacitor. Find
(i) Find the circuit's impedance at 120HZ. (ii) Find the circuit's impedance at 120HZ. (c) If
the voltage source has Vms= 5.60 V, what is Ims at each frequency. (d) What is resonant?
frequency of the circuit.
(3)
UNIT 4
Q.no 7 (a) Explain in detail the practical significance of Radio Transmitter and Radio Receiver in wireless
communication with support of diagram.
(4+4)
(b) Give suitable justification of Super Heterodyne Receiver to enhance the transmission efficiency
Squelch
(4)
Or
Q.no 8 (a) Sketch the working layout of Microphone and Speakers, also explain working of each
(4+4)
(b) Focus the advantage of Tuned Frequency Receiver, also explain the working of the same. (4)
UNIT 5
Q.no 9 (a) Define Logic gates and brief out all types of gates with logic symbol, operation and truth table.
(6)
(b) Give implication of Half and Full Adders, also explain their logic circuit with truth table. (6)
Or
Q.no 10 (a) Discuss following in detail with application: (i) Flip flop (ii) Counter (iii) Register
(3+3+3)
(b) Prepare a truth table of following logic gate.
(3)
A.B
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