An electroplating process is used to deposit a 15 μm thick layer of nickel on a component with a surface area of 0.05 m2. The density of nickel is 8900 kg/m3, and its electrochemical equivalent is 0.304 mg/C. If the process is to be completed in 2 hours, what current is required?

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?