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GATE 2021: Toppers Quiz 1 (App update required to attempt this test)
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Question 1
Consider the equivalent i/p circuit if MOS Transistor having:
kn=, Such that it is working in saturation region lower cut off frequency in Hz is____
Question 2Multiple Correct Options
Wattmeter has a range of 1000 W, but error of ±1% of full-scale deflection. Suppose true power is 100 W. Also, if error is specified as percentage of true value. Then choose the correct option(s):
Question 3
Two independent single-phase cable are connected in parallel in order to supply more current to the load. If the individual capacitance between sheath & conductor is 10μF. The overall cable capacitance will be ___ μF.
Question 4
Consider a straight conductor of length 3 m carrying a current of 5 A in the +x direction. If the conductor is placed in a field of . Find the force on the conductor?
Question 5
The impedances at standstill of inner and outer cages of a double cage rotor are (0.02 + j 0.5) Ω and (0.08 + j 0.2) Ω respectively. the stator impedance is assumed negligible.
Calculate the ratio of torque due to outer cage to the torque due to inner cage at starting.
Question 6
A 11 kV, 3-ϕ core 1 km long underground cable has the capacitance measured between any two cores with the third core connected to the sheath is 0.45 μF/km. The reactive delivered by the 3-ϕ cable for 1 km length is __________ kVAr/km.
Question 7
For the system shown with the block diagram, the sensitivity of CLTF w.r.t changes in ‘a’ for k = 1, a = 1 and ω = 0 is______.
Question 8
A-3-ϕ bridge inverter delivers power to a resistive load from a 450 V dc source. For a star connected load of 15 Ω per phase, the rms value of thyristor current is__________(Assume 180° CM)
Question 9
What will be he distribution factor Kd for 4-pole 50 Hz alternator that has double layer winding of 10 turns with 60 turns/coil and is short Pitched by 36° electrical ?
Question 10
Find the inverse z-transform of , if the signal has a valid Fourier transform.
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ESE & GATE EEGeneralJun 1ESE & GATE EE