तीव्रता I की एक विद्युत चुम्बकीय तरंग निर्वात में रखी एक सतह पर गिरती है। यदि तरंग सतह द्वारा पूरी तरह से परावर्तित हो जाती है, तो उस पर लगने वाला विकिरण दाब p किसके द्वारा दिया जाता है (जहाँ c प्रकाश की गति है)?

Which Indian independence movement leader was primarily known for his philosophy and practice of non-violent civil disobedience?

Who gave the call for 'Do or Die' during the Quit India Movement in 1942?

Which of the following revolutionary pairs were imprisoned together in Cellular Jail and faced harsh conditions, contributing significantly to the Indian independence movement?