IES GOLD WEEK 1 EXAM QUESTIONS AND
ANSWERS
mutual inductance - Answers -Principles of one coil including a voltage into the other
coil is known as?
primary - Answers -The side connected to the source is the __________?
secondary - Answers -The side connected to the load is the __________?
copper loss - Answers -The loss due to the resistance of the wire is _________?
Eddy currents - Answers -The loss due to currents flowing within the core is
_________?
Hysteresis - Answers -The loss due to constant aligning and realigning of the
molecules is ______________?
Flux leakage - Answers -Loss of power due to the coupling is ___________?
separate - Answers -The secondary winding becomes a ___________ power source
from the load.
Voltage - Answers -When the ___________ goes up from the primary to the
secondary, this is a step-up transformer.
Voltage - Answers -When the ___________ goes down from the primary to the
secondary, this is a step-down transformer.
120v, 40A - Answers -In a 2:1 transformer, if the primary voltage is 240v then the
secondary voltage will be_______. If the primary current is 20A the secondary current
will be _______.
KVA - Answers -Transformer capacity is rated in?
Schematic - Answers -The __________ diagram usually shows the electrical function
and how the parts are electrically interconnected.
Wire - Answers -The ___________ diagram usually shows a general physical
arrangement of the component items.
ANSWERS
mutual inductance - Answers -Principles of one coil including a voltage into the other
coil is known as?
primary - Answers -The side connected to the source is the __________?
secondary - Answers -The side connected to the load is the __________?
copper loss - Answers -The loss due to the resistance of the wire is _________?
Eddy currents - Answers -The loss due to currents flowing within the core is
_________?
Hysteresis - Answers -The loss due to constant aligning and realigning of the
molecules is ______________?
Flux leakage - Answers -Loss of power due to the coupling is ___________?
separate - Answers -The secondary winding becomes a ___________ power source
from the load.
Voltage - Answers -When the ___________ goes up from the primary to the
secondary, this is a step-up transformer.
Voltage - Answers -When the ___________ goes down from the primary to the
secondary, this is a step-down transformer.
120v, 40A - Answers -In a 2:1 transformer, if the primary voltage is 240v then the
secondary voltage will be_______. If the primary current is 20A the secondary current
will be _______.
KVA - Answers -Transformer capacity is rated in?
Schematic - Answers -The __________ diagram usually shows the electrical function
and how the parts are electrically interconnected.
Wire - Answers -The ___________ diagram usually shows a general physical
arrangement of the component items.
