In a fixed-bias common-emitter Circuit. A. Maintaining constant will not provide operating-point stability as ẞ changes. B. IB should not be allowed to change as to maintain and , constant as ẞ changes. C. The reverse saturation current Ico doubles for every 10 °C rise in temperature. D. The value of stability factor E. The circuit is highly unstable
1
A and C only
2
A. C and D only
3
A. B. C. D Only
4
A, C, D, E Only
Official Solution
Correct Option:
(4)
The correct option is (D):A, C, D, E Only .
03
PYQ 2023
medium
physicsID: cuet-pg-
Match List I with List II
LIST I (Type of Device)
LIST II (Characteristics/ Application)
A
GTO
I
Triggering Circuit
B
UJT
II
Turn off by negative pulse rate
C
TRIAC
III
High Speed Switching
D
MOSFET
IV
Bidirectional Switching
Choose the correct answer from the options given below:
1
A-II. B-I. C-IV, D-II
2
A-III, B-IV, C-I, D-II
3
A-I, B-II. C-IV, D-III
4
A-I. B-IV. C-II. D-III
Official Solution
Correct Option:
(1)
The correct option is (A):A-II. B-I. C-IV, D-II .
04
PYQ 2023
medium
physicsID: cuet-pg-
Match List I with List II
LIST I (Type of Test)
LIST II Quantities to be measured)
A
Open circuit test
I
Copper loss and iron loss
B
Short circuit test
II
Total losses
C
Sumpner's test
III
Iron test
D
Load test
IV
Copper losses
Choose the correct answer from the options given below:
1
A-III. B-IV, C-I, D-II
2
A-II. B-I, C-IV. D-III
3
A-III. B-I, C-IV, D-II
4
A-II, B-IV, C-I, D-III
Official Solution
Correct Option:
(1)
The correct option is (A): A-III. B-IV, C-I, D-II.
05
PYQ 2023
medium
physicsID: cuet-pg-
Given below are two statements: Statement I: A series RLC circuit is said to be in resonance when current delivered by the source is in phase with the source voltage. Statement II: Power factor of a series RLC is zero, if circuit is in resonance condition. In the light of the above statements, choose the correct answer from the options given below:
1
Both Statement I and Statement II are true
2
Both Statement I and Statement II are false
3
Statement I is true but Statement II is false
4
Statement I is false but Statement II is true
Official Solution
Correct Option:
(2)
The correct option is (B):Both Statement I and Statement II are false .
06
PYQ 2023
medium
physicsID: cuet-pg-
A combinational logic circuit has three inputs A, B and C and one output Y. The output Y=1. when at least two inputs are 1. otherwise. Y=0. In its minimised SOP realization, the maximum number of two-input terms is:
1
1
2
2
3
3
4
4
Official Solution
Correct Option:
(3)
The correct option is (C): 3 .
07
PYQ 2023
medium
physicsID: cuet-pg-
There are three planets in circular orbits around a star at a distance a, 9a and 16a respectively. At time t = , the star and the planets are in a straight line. The period of revolution of the closest planet is T. How long after , will they again be in the same line?
1
216 T
2
512 T
3
1728 T
4
3456 T
Official Solution
Correct Option:
(3)
The correct option is (C):1728 T
08
PYQ 2023
medium
physicsID: cuet-pg-
The digital circuit shown in below represents:
1
JK Flip-flop
2
Clocked RS Flip-flop
3
T Flip-flop
4
Ring Counter
Official Solution
Correct Option:
(3)
The correct option is(C): T Flip-flop
About Lcr Circuit - CUET-PG
Lcr Circuit is a vital chapter for CUET-PG aspirants. Mastering the concepts covered in this chapter is essential for securing a top rank.
By rigorously practicing the previous year questions associated with this chapter, you can identify high-yield topics, understand the examiner's perspective, and boost your confidence during the actual exam.
Frequently Asked Questions
Why focus on Lcr Circuit PYQs?
Analyzing PYQs for this specific chapter reveals the most frequently tested concepts and the typical complexity of questions, allowing you to tailor your study plan efficiently.
How to best use this analysis?
Review the topic breakdown to see which sub-topics within Lcr Circuit carry the most weight. Then, tackle the questions iteratively to solidify your understanding.
