1
GATE ECE 2001
MCQ (Single Correct Answer)
+2
-0.6
A video transmission system transmits 625 picture frames per second. Each frame consists of a $$400\,\, \times \,\,400$$ pixel grid with 64 intensity levels per pixel. The data rate of the system is
A
16 Mbps
B
100 Mbps
C
600 Mbps
D
6.4 Gbps
2
GATE ECE 2001
MCQ (Single Correct Answer)
+1
-0.3
The root-locus diagram for a closed loop feedback system is shown in Figure. The system is overdamped. GATE ECE 2001 Control Systems - Root Locus Diagram Question 8 English
A
$$only\;if\;0\;\leq\;K\;\leq\;1$$
B
$$only\;if\;1\;<\;K\;<\;5$$
C
$$only\;if\;\;K\;>\;5$$
D
$$if\;0\;\leq\;K\;<\;1\;or\;K\;>\;5$$
3
GATE ECE 2001
Subjective
+5
-0
A feedback control system is shown in figure GATE ECE 2001 Control Systems - Signal Flow Graph and Block Diagram Question 15 English (a) Draw the signal-flow graph that represents the system.
(b) Find the total number of loops in the graph and determine the loop-gains of all the loops.
(c) Find the number of all possible combination of non-touching loops taken two at a time.
(d) Determine the transfer function of the system using the signal-flow graph.
4
GATE ECE 2001
MCQ (Single Correct Answer)
+1
-0.3
If the characteristic equation of a closed-loop system is s2 + 2s + 2 =0, then the system is
A
overdamped
B
critically damped
C
underdamped
D
undamped
EXAM MAP