The Indian rulers faced considerable challenges in fighting the Portuguese due to several reasons:
Thus, a combination of technological, military, and political factors made it difficult for Indian rulers to successfully resist the Portuguese in the early stages.
Explain the construction of a spherical wavefront by using Huygens' principle.
The slope of the tangent to the curve \( x = \sin\theta \) and \( y = \cos 2\theta \) at \( \theta = \frac{\pi}{6} \) is ___________.