1
GATE EE 1996
+1
-0.3
In the transistor amplifier shown in figure, the ratio of small signal voltage gain when the emitter resistor is bypassed by the capacitor $$'{C_e}'$$ to when it is not bypassed. (Assuming of simplified approximate $$h$$- parameter model for transistor) is
A
$$1$$
B
$${{h_{fe}}}$$
C
$${{\left( {1 + {h_{fe}}} \right){R_e}} \over {h{\,_{ie}}}}$$
D
$$1 + {{\left( {1 + {h_{fe}}} \right){R_e}} \over {h{\,_{ie}}}}$$
2
GATE EE 1996
+1
-0.3
The unit - impulse response of a unity - feedback control system is given by $$c\left( t \right) = - t{e^{ - t}} + 2\,\,{e^{ - t}},\,\left( {t \ge 0} \right)$$ the open loop transfer function is equal to
A
$${{s + 1} \over {{{\left( {s + 2} \right)}^2}}}$$
B
$${{2s + 1} \over {{s^2}}}$$
C
$${{s + 1} \over {{{\left( {s + 1} \right)}^2}}}$$
D
$${{s + 1} \over {{s^2}}}$$
3
GATE EE 1996
+1
-0.3
Consider the unit step response of a unity feedback control system whose open loop transfer function is $$G\left( s \right) = {1 \over {s\left( {s + 1} \right)}}.$$ The maximum overshoot is equal to
A
$$0.143$$
B
$$0.153$$
C
$$0.163$$
D
$$0.173$$
4
GATE EE 1996
+1
-0.3
For a feedback control system of type $$2,$$ the steady state error for a ramp input is
A
infinite
B
constant
C
zero
D
indeterminate
GATE EE Papers
2023
2022
2021
2020
2019
2018
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000
1999
1998
1997
1996
1995
1994
1993
1992
1991
EXAM MAP
Medical
NEET