EASY
10th CBSE
IMPORTANT
Earn 100

What is an electromagnet? Draw a circuit diagram to show how a soft iron piece can be transformed into an electromagnet.

Important Questions on Magnetic Effects of Electric Current

MEDIUM
10th CBSE
IMPORTANT
Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4A>Q 5
How is an electromagnet different from a permanent magnet. 
MEDIUM
10th CBSE
IMPORTANT
Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4A>Q 6
What is meant by the term "magnetic field lines"? List any two properties of magnetic field lines.
MEDIUM
10th CBSE
IMPORTANT
Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4A>Q 7
Define SI unit of magnetic field. Under what condition does a moving charge experience : (i) maximum force (ii) minimum force.
EASY
10th CBSE
IMPORTANT
Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4A>Q 1
Draw magnetic field lines around a bar magnet.
MEDIUM
10th CBSE
IMPORTANT
Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4A>Q 2
List the properties of magnetic field lines. 
MEDIUM
10th CBSE
IMPORTANT
Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4A>Q 3
Why does a solenoid behave like a magnet? Can you determine the north and south poles of a current carrying solenoid with the help of a bar magnet? Explain.
HARD
10th CBSE
IMPORTANT
Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4A>Q 4
Describe Oersted's experiment to show that a current carrying conductor produces a magnetic field around itself.
MEDIUM
10th CBSE
IMPORTANT
Core Science Physics>Chapter 4 - Magnetic Effects of Electric Current>EXERCISE - 4A>Q 5
How will you plot the magnetic lines of force around a straight conductor carrying current?