MEDIUM
10th CBSE
IMPORTANT
Earn 100

Draw labelled diagram to show how an electromagnet is made.

Important Questions on Magnetic Effects of Electric Current

EASY
10th CBSE
IMPORTANT
SCIENCE PHYSICS>Chapter 4 - Magnetic Effects of Electric Current>MOCK TEST QUESTION PAPER>Q 28
What is the purpose of the soft iron core used in making an electromagnet?
MEDIUM
10th CBSE
IMPORTANT
SCIENCE PHYSICS>Chapter 4 - Magnetic Effects of Electric Current>MOCK TEST QUESTION PAPER>Q 29
State Fleming's right hand rule.
EASY
10th CBSE
IMPORTANT
SCIENCE PHYSICS>Chapter 4 - Magnetic Effects of Electric Current>MOCK TEST QUESTION PAPER>Q 29
(i) Name the electric device that converts mechanical energy into electrical energy. (ii)Write the principle involved in this device.
MEDIUM
10th CBSE
IMPORTANT
SCIENCE PHYSICS>Chapter 4 - Magnetic Effects of Electric Current>MOCK TEST QUESTION PAPER>Q 29
An electric geyser of 2 kW rating is operated in a domestic circuit operating on 220 V main supply that has a fuse of current rating of 5 A. What will be the outcome? Explain.
MEDIUM
10th CBSE
IMPORTANT
SCIENCE PHYSICS>Chapter 4 - Magnetic Effects of Electric Current>MOCK TEST QUESTION PAPER>Q 30
Describe an activity to demonstrate the pattern of magnetic field lines around a straight conductor carrying current.
EASY
10th CBSE
IMPORTANT
SCIENCE PHYSICS>Chapter 4 - Magnetic Effects of Electric Current>MOCK TEST QUESTION PAPER>Q 30
State the rule to find the direction of magnetic field associated with a current carrying conductor.
MEDIUM
10th CBSE
IMPORTANT
SCIENCE PHYSICS>Chapter 4 - Magnetic Effects of Electric Current>MOCK TEST QUESTION PAPER>Q 30
Two room heaters are marked 220 V, 500 W and 220 V, 800 W respectively. If the heaters are connected in parallel to 220 V mains supply, calculate the current drawn by each heater.
MEDIUM
10th CBSE
IMPORTANT
SCIENCE PHYSICS>Chapter 4 - Magnetic Effects of Electric Current>MOCK TEST QUESTION PAPER>Q 30
Two room heaters are marked 220 V, 500 W and 220 V, 800 W respectively. If the heaters are connected in parallel to 220 V mains supply, calculate the resistance of each heater.