Download App

Magnetic Effects of Electric Current — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceMagnetic Effects of Electric Current1 Mark
Question
Magnetic field lines form closed loops. [True/False]
✓

Answer

True.

Explanation:

Magnetic lines of force form continuous closed loops because a magnet is always a dipole and as a result, the net magnetic flux of a magnet is always zero.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "True-False [Phy-1M]" from Magnetic Effects of Electric Current→Magnetic Effects of Electric Current — all question types→Science STD 10 question papers→CBSE Board STD 10 question papers→CBSE Board question paper generator→

Similar questions

State whether the following statement is true or false:
A student says that we can see an object because light from our eyes is reflected back by the object
→
Convex mirror and convex lens always form virtual image. [True/ False]
→
Both concave and convex mirror send the reflected light at the same angle as the angle of incidence on the other side of the principal axis. [True/ False]
→
State whether the following statement is true or false:
Refraction occurs because light slows down in denser materials.
→
When resistors are connected in series, the sum of the currents in them is the current drawn from cell. [True/ False]
→
State whether the following statement is true or false:
A student says that we can see an object because light from our eyes is reflected back by the object
→
The nature of increase/decrease in resistivity of a metal and insulator are the same. [True/ False]
→
Convex mirror and convex lens always form virtual image. [True/ False]
→
State whether the following statement is true or false:
The planets twinkle at night due to atmospheric refraction of light.
→
State whether the following statement is true or false:
The magnetic field inside a long circular coil carrying current will be parallel straight lines.
→