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1. |
Consider the following statements:1. The magnetic field at the centre of the circular coil of a wire carrying current is inversely proportional to the radius of the coil.2. Lifting power of a magnet is proportional to the square of magnetic flux density.3. A static electric field is conservative (rotational)4. If the divergence of a vector 'A' is zero, then that vector can be expressed as Curl of a vector F |
A. | 1, 2, 3 only |
B. | 3 and 4 only |
C. | 1, 2 and 4 only |
D. | 1, 2, 3 and 4 |
Answer» E. | |