जब किसी वस्तु को उत्तल लेंस के फोकस पर रखा जाता है, तो प्रतिबिंब का निर्माण ________________ पर होता है।

The arrival of which commission in India triggered widespread protests, including mass hartals across the country in 1928?

Which of the following leaders was instrumental in initiating and leading India’s struggle for independence?