Download App

Magnetic Effects of Electric Current — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceMagnetic Effects of Electric Current2 Marks
Question
What do you understand by the terms ‘direct current’ and ‘alternating current’?
✓

Answer

If the current flows in one direction only, it is known as direct current; and if the current reverses direction after equal intervals of time, it is called alternating current.

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 "[2 Mark Questions]" 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

How does a universal indicator work?
→
What is the function of a commutator in an electric motor?
→
Why should we conserve forests and wildlife?
→
Write any two advantages of using biogas.
→
Name two ores of zinc. Write the names of the chemical compounds present in them and give their chemical formulae.
→
Differentiate between ureter and urethra.
→
Why does the sun appear red at sunrise?
→
What is the importance of DNA copying in reproduction? Explain with an example.
→
Draw a ray diagram to show the formation of a real diminished image of an object by a convex lens. In your diagram, the position of object and image with respect to the principal focus should be shown clearly.
→
A person needs a lens of power –5.5 dioptres for correcting his distant vision. For correcting his near vision he needs a lens of power +1.5 dioptre. What is the focal length of the lens required for correcting (i) distant vision, and (ii) near vision?
→