Mark and name the following on the outline map of the world with suitable index:
An industrial region in South Africa - Kimberley.
List-I: Basis | List-II: Industry Type |
---|---|
(A) Ownership | (III) Private sector |
(B) Capital investment | (IV) Cottage industry |
(C) Use of their products | (I) Consumer goods |
(D) Raw materials used by them | (II) Mineral based |
Explain the construction of a spherical wavefront by using Huygens' principle.
The perpendicular distance of the plane \( r \cdot (3\hat{i} + 4\hat{j} + 12\hat{k}) = 78 \) from the origin is __________.
Derive an expression for maximum speed of a vehicle moving along a horizontal circular track.