CuriousTab
CuriousTab
Home
Aptitude
Computer
C Programming
C# Programming
C++ Programming
Database
Java Programming
Networking
Engineering
Biochemical Engineering
Biochemistry
Biotechnology
Chemical Engineering
Civil Engineering
Computer Science
Digital Electronics
Electrical Engineering
Electronics
Electronics and Communication Engineering
Mechanical Engineering
Microbiology
Technical Drawing
GK
Current Affairs
General Knowledge
Reasoning
Data Interpretation
Logical Reasoning
Non Verbal Reasoning
Verbal Ability
Verbal Reasoning
Exams
AIEEE
Bank Exams
CAT
GATE
IIT JEE
TOEFL
Jobs
Analyst
Bank Clerk
Bank PO
Database Administrator
IT Trainer
Network Engineer
Project Manager
Software Architect
Discussion
Home
‣
Electrical Engineering
‣
Transformers
See What Others Are Saying!
Question
In a certain loaded transformer, the secondary voltage is one-fourth the primary voltage. The secondary current is
Options
A. one-fourth the primary current
B. four times the primary current
C. equal to the primary current
D. one-fourth the primary current and equal to the primary current
Correct Answer
four times the primary current
More questions
1. A short in a series circuit prevents current.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
2. Three hundred joules of energy are consumed in 15 s. The power is
Options
A. 2,000 W
B. 2 W
C. 20 W
D. 200 W
Show Answer
Scratch Pad
Discuss
Correct Answer: 20 W
3. An autotransformer is one in which the primary and secondary are automatically coupled.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
4. The tesla is the unit of magnetic flux.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
5. Watt's law states the relationships of power to energy.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
6. The capacitor voltage always leads the current by 90°.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
7. If a 6 V and a 9 V source are connected series aiding, the total voltage is
Options
A. 6 V
B. 9 V
C. 3 V
D. 15 V
Show Answer
Scratch Pad
Discuss
Correct Answer: 15 V
8. Total current in an
RC
circuit always leads the source voltage.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
9. In 40 kW, there are
Options
A. 0.4 mW
B. 40,000 W
C. 400 W
D. 5,000 W
Show Answer
Scratch Pad
Discuss
Correct Answer: 40,000 W
10. Energy is stored by a capacitor in a magnetic field.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
Comments
There are no comments.
Enter a new Comment
Save
More in Electrical Engineering:
Alternating Current and Voltage
Branch, Loop and Node Analyses
Capacitors
Circuit Theorems and Conversions
Circuit Theorems in AC Analysis
Energy and Power
Inductors
Magnetism and Electromagnetism
Ohm's Law
Parallel Circuits
Passive Filters
Quantities and Units
RC Circuits
RL Circuits
RLC Circuits and Resonance
Series Circuits
Series-Parallel Circuits
Three-Phase Systems in Power Applications
Time Response of Reactive Circuits
Transformers
Voltage, Current and Resistance