Question 1 What are magnetic material? Give example? Question 2 What are non-magnetic materials? Give example? Question 3 A pencil sharpener gets attracted by both the poles of a magnet although its body is made of plastic. Explain? Question 4 What name is given to the two ends of a magnet where the attraction is strongest? Question 5 Name the two magnetic poles … [Read more...] about Magnet
magnet
Non-contact forces
Question 1 What are non-contact forces. Give few examples? Question 2 When a plastic pen is rubbed in dry hair, it attracts tiny pieces of paper. Which force is involved in this process? Question 3 A small piece pulls iron nails from a distance. Which force is involved in this process? Question 4 An inflated balloon was pressed against a wall after it has been rubbed … [Read more...] about Non-contact forces
Magnetic field and Field lines
Question 1 What is a magnet? Question 2 Define the term magnetic field? Question 3 Define magnetic force? Question 4 What are magnetic lines of forces? Question 5 What does very close field lines indicate? Question 6 Define uniform magnetic field? Question 7 Define non-uniform magnetic field? Question 8 Draw the pattern of field lines due to bar … [Read more...] about Magnetic field and Field lines