1
GATE EE 1993
MCQ (Single Correct Answer)
+2
-0.6
The distribution system shown in figure is to be protected by over current system of protection. For proper fault discrimination directional over current relays will be required at locations GATE EE 1993 Power System Analysis - Switch Gear and Protection Question 13 English
A
$$1$$ & $$4$$
B
$$2$$ & $$3$$
C
$$1,4$$ & $$5$$
D
$$2, 3$$ & $$5$$
2
GATE EE 1993
MCQ (Single Correct Answer)
+1
-0.3
In load flow analysis, the load connected at a bus is represented as
A
Constant current drawn from the Bus
B
Constant impedance connected at the bus
C
Voltage and frequency dependent source at the bus
D
Constant real and reactive power drawn from the bus.
3
GATE EE 1993
MCQ (Single Correct Answer)
+1
-0.3
$$s(t)$$ is step response and $$h(t)$$ is impulse response of a system. Its response $$y(t)$$ for any input $$u(t)$$ is given by
A
$${d \over {d\,t}}\int\limits_0^t s \left( {t - \tau } \right)\,u\left( \tau \right)\,d\,\tau $$
B
$$\int\limits_0^t s \left( {t - \tau } \right)\,u\left( \tau \right)\,d\,\tau $$
C
$$\int\limits_0^t {\int\limits_0^\tau s \left( {t - {\tau _1}} \right)\,u\left( {{\tau _1}} \right)\,d{\tau _1}} \,d\tau $$
D
$${d \over {d\,t}}\int\limits_0^t h \left( {t - \tau } \right)\,u\left( \tau \right)\,d\,\tau $$
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