हिंदी
तमिलनाडु बोर्ड ऑफ सेकेंडरी एज्युकेशनएसएसएलसी (अंग्रेजी माध्यम) कक्षा ९

State whether true or false. If false, correct the statement. Magnetic field lines always repel each other and do not intersect. - Science

Advertisements
Advertisements

प्रश्न

State whether true or false. If false, correct the statement.

Magnetic field lines always repel each other and do not intersect.

विकल्प

  • True

  • False

MCQ
सत्य या असत्य

उत्तर

Magnetic field lines always repel each other and do not intersect- True

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 5: Magnetism and Electromagnetism - Exercise [पृष्ठ ६४]

APPEARS IN

सामाचीर कलवी Science [English] Class 9 TN Board
अध्याय 5 Magnetism and Electromagnetism
Exercise | Q IV. 2. | पृष्ठ ६४

संबंधित प्रश्न

Fill in the following blank with suitable words: 

The earth's magnetic field is rather like that of a .......... magnet with its .......... pole in the northern hemisphere.


The magnetic field inside a long straight solenoid carrying current ______.


An electron beam enters a magnetic field at right angles to it as shown in the Figure. 

 

The direction of force acting on the electron beam will be:

 to the left
 to the right
 into the page
 out of the page
  


A portable radio has a built-in transformer so that it can work from the mains instead of batteries. Is this a set-up or step down transformer? 


Explain the method of plotting the magnetic field lines by using a small compass needle.


A battery can supply a charge of 25 × 104 C. If the current is drawn from battery at the rate of 2.5 A, calculate the time in which battery will discharge completely.


Select the correct option:

Nickel is a:


Define the agonic line.


A circular loop placed in a plane perpendicular to the plane of paper carries a current when the key is ON. The current as seen from points A and B (in the plane of paper and on the axis of the coil) is anti clockwise and clockwise respectively. The magnetic field lines point from B to A. The N-pole of the resultant magnet is on the face close to


A closely wounded circular coil of radius 5 cm produces a magnetic field of 37.68 × 10-4 T at its center. The current through the coil is ______ A. [Given, number of turns in the coil is 100 and π = 3.14)


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×