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UPPCL AE 2019: Technical Quiz 6 (App update required to attempt this test)
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Question 1
Consider a polynomial 
Then the system is
Question 2
The time delay introduced by a SISO shift register in digital signals is given by
Question 3
The electric field strength at any point a distance 'r' from the point charge 'q' located in homogeneous isotropic medium with dielectric constant 
is given by
is given by Question 4
1φ phase diode rectifier with load resistor R has resistance 125Ω with source voltage V as 100 sinώt. If ώ is 2π*50 rad/sec, then what will be the power dissipated by resistor R?
Question 5
The output waveform of 3φ half wave rectifier with 4 wiring with supply frequency of 300 Hz is shown. If the line to line voltage source is 150V, then find the ripple output frequency?
Question 6
When the rotor speed, in a synchronous machine, becomes more than the synchronous speed during hunting, the damper bars develop
Question 7
Consider the following statements regarding synchronous machines:
1) When a synchronous motor is over-excited, its back emf is greater than the supply voltage.
2) When a synchronous motor is over-excited, its power factor is leading.
3) Synchronous motor is used as capacitor where load is so large that construction of a static capacitor is impractical.
Which of these statements are correct?
1) When a synchronous motor is over-excited, its back emf is greater than the supply voltage.
2) When a synchronous motor is over-excited, its power factor is leading.
3) Synchronous motor is used as capacitor where load is so large that construction of a static capacitor is impractical.
Which of these statements are correct?
Question 8
Consider the following statements:
1) Electromagnetic flowmeter is independent of liquid density.
2) Electromagnetic flowmeter cannot be employed for measuring flow of non-conducting fluids.
Which of these statements is/are correct?
1) Electromagnetic flowmeter is independent of liquid density.
2) Electromagnetic flowmeter cannot be employed for measuring flow of non-conducting fluids.
Which of these statements is/are correct?
Question 9
A concentric cable has a conductor diameter of 1 cm and an insulation thickness of 1.5 cm. When the cable is subjected to a test pressure of 33 kV, the maximum field strength will be nearly
Question 10
For the given circuit of half wave rectifier, assume the diode is an ideal, determine the d.c load current if input voltage is 120V r.m.s.
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ESE & GATE EEGeneralOct 30ESE & GATE EE
