किस प्रकार के आरेखीय निरूपण (graphical representation) में प्रत्येक श्रेणी को एक टुकड़े (slice) के रूप में दर्शाया जाता है जहाँ कोण पूरे के उसके प्रतिशत के समानुपाती होता 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?