Select Goal &
City
Select Goal
Explore
Question:
An ideal transfomer has a turns ratio of 10. When the primary is connected to 220V,50Hz ac source, the power output is
An ideal transfomer has a turns ratio of 10. When the primary is connected to 220V,50Hz ac source, the power output is
Updated On: Apr 18, 2024
- \(\frac{1^{th}}{10}\) the power input
- Equal to power input
- Zero
- 10 times the power input
Hide Solution
Verified By Collegedunia
The Correct Option is B
Solution and Explanation
The correct answer is (B) : Equal to power input.
Was this answer helpful?
0
2
Top Questions on Transformers
- An ideal transformer with purely resistive load operates at 12 kV on the primary side. It supplies electrical energy to a number of nearby houses at 120 V. The average rate of energy consumption in the houses served by the transformer is 60 kW. The value of resistive load (Rs) required in the secondary circuit will be ________ mΩ.
- JEE Main - 2023
- Physics
- Transformers
- The core used in a transformer is laminated in order to
- SRMJEEE - 2017
- Physics
- Transformers
- The output of a step down transformer is measured to be $48\, V$ when connected to a ${12 \, W}$ bulb. The value of peak current is
- KCET - 2017
- Physics
- Transformers
- A primary coil and secondary coil are placed close to each other. A current, which changes at the rate of 25 A in a millisecond, is present in the primary coil. If the mutual inductance is $92 \times 10^{-6} H$, then the value of induced emf in the secondary coil is
- EAMCET - 2012
- Physics
- Transformers
- Which quantity is increased in step-down transformer?
- Manipal - 2012
- Physics
- Transformers
View More Questions
Questions Asked in KCET exam
- If \(\lim\limits_{x \rightarrow 0} \frac{\sin(2+x)-\sin(2-x)}{x}\)= A cos B, then the values of A and B respectively are
- KCET - 2023
- limits of trigonometric functions
- The Curie temperatures of Cobalt and iron are 1400K and 1000K respectively. At T = 1600K , the ratio of magnetic susceptibility of Cobalt to that of iron is
- KCET - 2023
- Magnetism and matter
- A particle is in uniform circular motion. Related to one complete revolution of the particle, which among the stataments is incorrect ?
- KCET - 2023
- Uniform Circular Motion
- The modulus of the complex number \(\frac{(1+i)^2(1+3i)}{(2-6i)(2-2i)}\) is
- KCET - 2023
- complex numbers
- The energy gap of an LED is 2.4 eV. When the LED is switched ‘ON’, the momentum of the emitted photons is
- KCET - 2023
- Semiconductor electronics: materials, devices and simple circuits
View More Questions
SUBSCRIBE TO OUR NEWS LETTER
COLLEGE NOTIFICATIONSEXAM NOTIFICATIONSNEWS UPDATES
Download the Collegedunia app on 
© 2024 Collegedunia Web Pvt. Ltd. All Rights Reserved