List of top Questions asked in Andhra Pradesh Post Graduate Engineering Common Entrance Test

Two binary signals ‘a’ and ‘b’ are to be compared. When two signals are equal, then output expression is _______.
Determine the fundamental period of the signal \( \cos\left(\frac{\pi}{4}t\right) + \sin\left(\frac{\pi}{3}t\right) \).
If the accumulator of an Intel 8085A microprocessor contains 37 H and the previous operation has set the carry flag, the instruction ACI 56 H will result in ________.
Ohm’s law relates the current density \( J \) with field intensity \( E \) as _______.
The ratio error of a CT is due to ________.
If the fault current is 2000 A, the relay setting is 50% and the CT ratio is 400/5, then the plug setting multiplier will be ________.
NAND and NOR gates are called ________.
When bundle conductors are used in place of single conductors, the effective inductance and capacitance will respectively _______.
The material most preferred for control spring is ________.
Induction type single phase energy meter is ________.
Phantom loading for testing of energy meter is used _______.
Which one of the following is the main cause of creeping in the induction type energy meters?
A Wheatstone bridge requires a change of 6 ohms in the unknown arm of the bridge to produce a change in deflection of 3 mm of the galvanometer. The sensitivity of the instruments is ________.
The steady state stability limit of a synchronous generator can be increased by _______.
The positive, negative, and zero sequence impedance of a solidly grounded system under steady state condition always follow the relation ________.
Suspension type insulators are used for voltages beyond _______.
A relay used on long transmission lines is ________.
If the reference bus is changed in two load flow runs with same system data and power obtained for reference bus taken as specified P and Q in the later run: _______.
Which of the following is commercially used in gas blast Circuit breakers?
One of the main causes of deterioration of cable dielectric is _______.
Dummy coils may be needed in a DC wave winding _______.
A transformer operates most efficiently at \( \frac{3}{4} \) full-load. Its iron loss (\(P_i\)) and full-load copper loss (\(P_c\)) are related as _______.
An induction motor will develop maximum torque when the phase difference between the stator flux and the rotor current is_______.
Two transformers of identical voltages but of different capacities are operating in parallel. For satisfactory load sharing _______.
The ‘Equal Area Criterion’ for the determination of transient stability of the synchronous machine connected to an infinite bus ________.