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ESE 2021 EE Technical Quiz -21
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Question 1
Now-a-days cast aluminium rotors are used in three-phase, squirrel cage induction motors because:
Question 2
A three-phase, 400 V, 50 Hz, 4-pole, induction motor cannot run at 1500 rpm because:
Question 3
Which of the following is incorrect relation for beta of the transistor?
Question 4
To eliminate 5th harmonic in the induced voltage, phase breadth should be ?
Question 5
Peak inverse voltage is defined as the:
Question 6
The characteristic impedance, if ZOC = 120 Ω and ZSC = 30 Ω is
Question 7
Wein bridge is used for the measurement of frequency-
Question 8
Hot wire instruments reads:
Question 9
The sending end voltage of a 3-phase transmission line is 400 kV and the ABCD constants are : A = D = 0.8∠1°, B = 170∠85° Ω, C = 0.002∠90.4°S. The receiving end voltage under no load condition is :
Question 10
The given transfer function of a system is ?
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ESE & GATE EEGeneralApr 10ESE & GATE EE