At 20°C, pure water requires 102.2 seconds to flow through the capillary of an Ostwald viscometer, while toluene at 20°C requires 68.9 seconds. Calculate the relative viscosity of toluene with respect to water. The densities of water and toluene at this temperature are 0.998 g cm-3 and 0.866 g cm-3 respectively.

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?