Millionaire Mode

Magnetic Effects of Electric Current

Question 1 of 13

The strength of a magnetic field is affected by

(a) electric current
(b) number of field lines
(c) direction of field lines
(d) direction of current

  1. Only a and b
  2. Only c and d
  3. Only a, b and c
  4. Only b, c and d
  5. All of these

Prize Money

15₹7 Crores
14₹1 Crore
13₹50,00,000
12₹25,00,000
11₹12,50,000
10₹6,40,000
9₹3,20,000
8₹1,60,000
7₹80,000
6₹40,000
5₹20,000
4₹10,000
3₹5,000
2₹2,000
1₹1,000