Lightrooom Mobile

On 28th Feb 2021, in its first launch of the year, ISRO successfully placed Brazil's 1st completely homemade Earth observation satellite Amazônia-1 in its orbit.

Images 1 to 4 shows the separation of PSLV's 1st stage PS1. Its evident from the images that the PS1, propelled by Solid fuel produces more visible exhaust when compared to the Liquid Propelled PS2 stage.
The rocket after PS1 separation can be seen as a small white dot in the center of the 4th image while the PS1 is trailing behind it.