A square loop of wire lies in the plane of the page. A decreasing magnetic field is directed into page. The induced current in the loop is ____?
صفحے کے ہوائی جہاز میں تار کا ایک مربع لوپ ہے۔ مقناطیسی فیلڈ میں کمی کا صفحہ میں ہدایت کی گئی ہے۔ لوپ میں حوصلہ افزائی موجودہ ____ ہے؟
Answer: Counterclockwise
Explanation
This question appeared in
Past Papers (4 times)
Lecturer Physics Past Papers and Syllabus (1 times)
SPSC 25 Years Past Papers Subject Wise (Solved) (2 times)
SPSC Past Papers (1 times)
This question appeared in
Subjects (1 times)
EVERYDAY SCIENCE (1 times)
Related MCQs
- If the current is into the page and the wire is perpendicular to the page, then the magnetic field will be?
- Who states that any closed loop path, the sum of the length elements times of the magnetic field in the direction of the length element is equal to the permeability times the electric current enclosed in the loop?
- A straight wire of length 0.20 m moves at a steady speed of 3.0 ms^-1 at night angles to the magnetic field of flux density 0.10 T. The EMF induced across ends of wire is?
- If the current in a wire which is placed perpendicular to a magnetic field increases, the force on the wire ______?
- A positive change moving with a constant velocity v enters a region of a uniform magnetic field pointing out the page. What is the direction of the magnetic force on the charge?
- Which loop is suitable to use in situations where the programmer does not know the number of time the body of the loop will be executed?
- The statement, when used inside the body of a loop, causes termination of the loop without terminating the program is _______?
- Which loop is preferred to use when the programmer knows in advance how many times the body of the loop will be executed?
- In C programming, the loop that is executed at least once (even if the condition is false) is called ______ loop.
- Suppose you are working on page 5 and you want to start a new text on page 6. Which is the best way to move to the next page?