Which of the following statements is/are true? The elements of each row of a Y bus matrix for load flow studies in power system add up to zero

Power Systems
Which of the following statements is/are true? The elements of each row of a Y bus matrix for load flow studies in power system add up to zero

if the shunt admittances at the buses are ignored

if both 2 and 3 are satisfied

if the mutual couplings between transmission lines are absent

always

if the shunt admittances at the buses are ignored

if both 2 and 3 are satisfied

if the mutual couplings between transmission lines are absent

always

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
The function of moderator in a nuclear reactor is to

reduce temperature.

stop chain reaction.

reduce the speed of neutrons.

absorb neutrons.

reduce temperature.

stop chain reaction.

reduce the speed of neutrons.

absorb neutrons.

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
Gas coolled reactor

both B and C.

use coolant at pressure of 14-28 Kg/cm2 and at temperature of 700°-800° c.

use CO2. or helium as coolant and graphite the moderator.

use heavy water as coolant as well as moderator.

both B and C.

use coolant at pressure of 14-28 Kg/cm2 and at temperature of 700°-800° c.

use CO2. or helium as coolant and graphite the moderator.

use heavy water as coolant as well as moderator.

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
In a 4*4 Y bus matrix the number of non zero elements are 12. Find the sparsity of the system?

1

0.25

0.5

0.75

1

0.25

0.5

0.75

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
The characteristic impedance of a transmission on line is

Independent of its length.

Directly proportional to square root of its length.

Directly proportional to its length.

Inversely proportional to its length.

Independent of its length.

Directly proportional to square root of its length.

Directly proportional to its length.

Inversely proportional to its length.

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
When a transformer is loaded, the secondary terminal voltage gains. That means power factor is

unity.

leading.

zero.

lagging.

unity.

leading.

zero.

lagging.

ANSWER DOWNLOAD EXAMIANS APP

Power Systems

Power Systems Which of the following statements is/are true? The elements of each row of a Y bus matrix for load flow studies in power system add up to zero

Power Systems The function of moderator in a nuclear reactor is to

Power Systems Gas coolled reactor

Power Systems In a 4*4 Y bus matrix the number of non zero elements are 12. Find the sparsity of the system?

Power Systems The characteristic impedance of a transmission on line is

Power Systems When a transformer is loaded, the secondary terminal voltage gains. That means power factor is

Power Systems
Which of the following statements is/are true? The elements of each row of a Y bus matrix for load flow studies in power system add up to zero

Power Systems
The function of moderator in a nuclear reactor is to

Power Systems
Gas coolled reactor

Power Systems
In a 4*4 Y bus matrix the number of non zero elements are 12. Find the sparsity of the system?

Power Systems
The characteristic impedance of a transmission on line is

Power Systems
When a transformer is loaded, the secondary terminal voltage gains. That means power factor is