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UPPCL AE 2019: Technical Quiz 11
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Question 1
Consider a source free series RLC circuit with R = 1 Ω, L = 0.25 H and C = 4/3 F. It is given that initial current in the circuit is 8 A and the initial voltage across capacitor is zero.
The voltage Vc(t) across the capacitor for t > 0 will be
The voltage Vc(t) across the capacitor for t > 0 will be
Question 2
The dB gain of cascaded system is simply
Question 3
The closed-loop response of a system subjected to a unit step input is
C(t) = 1 + 0.2 e-60t – 1.2 e-10t
The expression for the closed-loop transfer function is
C(t) = 1 + 0.2 e-60t – 1.2 e-10t
The expression for the closed-loop transfer function is
Question 4
A higher directivity is specifiecd by
Question 5
Find the relative uncertainty of measuring system, if error in measuring a pen is 10cm ± 1cm with relative uncertainty as 1/10th of length.
Question 6
Consider the following statements:
1) Mutual inductance describes the voltage induced at the ends of a coils due to the magnetic field generated by a second coil.
2) The dot convention allows a sign to be assigned to the voltage induced due to mutual inductance term.
3) The coupling coefficient is given by
Which of the above statements are correct?
1) Mutual inductance describes the voltage induced at the ends of a coils due to the magnetic field generated by a second coil.
2) The dot convention allows a sign to be assigned to the voltage induced due to mutual inductance term.
3) The coupling coefficient is given by
Which of the above statements are correct?
Question 7
In a McMurray inverter, diodes are connected in inverse parallel to thyristors to
1. Protect the thyristor
2. Make the turn off of the thyristor successful
3. Make the turn on of the thyristor successful
4. Provide path to the reactive component of the load current
Which of the above statements are correct?
1. Protect the thyristor
2. Make the turn off of the thyristor successful
3. Make the turn on of the thyristor successful
4. Provide path to the reactive component of the load current
Which of the above statements are correct?
Question 8
Consider the following statements:
1) Nuclear fission occurs whenever Uranium reacts with a neutron.
2) Nuclear fission is accompanied by the release of neutrons and gamma rays.
3) About 200 MeV of energy is released in the fission of a U235 nucleus.
4) Energy from the fission of U235 nucleus is released mainly as kinetic energy of the neutrons and the energy of gamma radiations.
Which of the above statements are correct?
1) Nuclear fission occurs whenever Uranium reacts with a neutron.
2) Nuclear fission is accompanied by the release of neutrons and gamma rays.
3) About 200 MeV of energy is released in the fission of a U235 nucleus.
4) Energy from the fission of U235 nucleus is released mainly as kinetic energy of the neutrons and the energy of gamma radiations.
Which of the above statements are correct?
Question 9
Radio Influence Voltage (RIV) generated on a transmission line conductor surface is not affected by
Question 10
The cross-magnetizing effect of the armature reaction can be reduced by
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ESE & GATE EEGeneralJun 23ESE & GATE EE
