Electrical Engineering
GATE EE format:mcq PYQs
Build your understanding with focused practice from past exam papers.
Questions 111–120 of 437. Imported answers require independent review unless marked reviewed.
Question 22
Open questionEEMCQ1 markNeeds review
Consider the cascaded system as shown in the figure. Neglecting the faster component of the transient response, which one of the following options is a first order pole-only approximation such that the steady-state values of the unit step responses of the original and the approximated systems are same?
Your answerChoose one option.
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Open questionEEMCQ1 markNeeds review
The table lists two instrument transformers and their features:
Instrument Transformers | Features |
|---|---|
| P) Primary is connected in parallel to the grid |
X) Current Transformer (CT) | Q) Open circuited secondary is not desirable |
Y) Potential Transformer (PT) | R) Primary current is the line current |
| S) Secondary burden affects the primary current |
The correct matching of the two columns is
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Open questionEEMCQ1 markNeeds review
Simplified form of the Boolean function
isYour answerChoose one option.
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In the circuit, the present value of
is 1. Neglecting the delay in the combinatorial circuit, the values of
and
, respectively, after the application of the clock will be 
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Open questionEEMCQ1 markNeeds review
To obtain the Boolean function
, the inputs
in the figure should be 
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If the following switch devices have similar power ratings, which one of them is the fastest?
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A single-phase triac based AC voltage controller feeds a series RL load. The input AC supply is 230 V, 50 Hz. The values of R and L are 10
and 18.37 mH, respectively. The minimum triggering angle of the triac to obtain controllable output voltage isYour answerChoose one option.
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Open questionEEMCQ2 marksNeeds review
Consider a vector
, where
represent unit vectors along the coordinate axes
respectively. The directional derivative of the function
at the point
in the direction of
isYour answerChoose one option.
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Open questionEEMCQ2 marksNeeds review
The input
and the output
of a system are related as
The system is
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Open questionEEMCQ2 marksNeeds review
Consider the discrete-time systems
and
defined as follows:
Which one of the following statements is true?
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