Question

a. A circular loop placed in the plane of the paper carries a current when the key is on How will the magnetic field lines be directed at points A and B lying in the plane of the paper Identify the rule used to predict the direction

b. If the coil was placed in a plane perpendicular to the plane of the paper then which face (close to A or B) will show the N pole of the resultant magnet.

Answer 1

Answer:

Explanation:

11 Sum of the ages of a father and the son is 40 years. If father's age is three times that

of his son, then find their respective ages.

12 8 men and 12 boys can finish a piece of work in 10 days while 6 men and 8 boys can

finish it in 14 days. Find the time taken by one man alone and that by one boy alone

to finish the work.