An axial force that ranges from 50 kN in compression to 150 kN in tension is applied at the centre of a forged steel rod with a uniform diameter of 30 mm. Assume that the material has a tensile, yield and endurance strength of 600, 420 and 240 MPa, respectively. In accordance with Soderberg's criterion, the factor of safety is:

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?