IES EC Government Jobs Exams Logical Reasoning Blood Relations

Q. Match List I (Modulation) with List II (power input to Antenna in Watts) and select the correct answer using the code given below the lists:

List-I
A. 100% AM
B. 50% AM
C. 1.0% AM
D. FM
List-II
1. 1.5
2. 1.125
3. 1.005
4. 1.00
Codes;

__A B C D
a. 1 2 3 4
b. 2 4 1 2
c. 1 4 3 2
d. 3 2 1 4

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IES EC Other Question

Q. Which one of the following is the correct statement? The continuous time system described by y(t) = x(t^2) is

a. causal, linear and time-varying
b. causal, non-linear and time-varying
c. non-causal, non-linear and timeinvariant
d. non-causal and time-variant Q. Which one of the following is a disadvantage of proportional controller?

a. It destabilizes the system
b. It produces offset
c. It makes response faster
d. It has very simple implementation