Question:5 A cylindrical tube with radius R wall thickness is filled with and ideal gas with pressure P. What is maximum pressure of gas if can with if the system is taken to vacuum rom stand if the breaking stress of tube is O_2Ar R O Ar R R2 Question:6 You have two blocks of mass m. To lift them, you are using four different systems of pulleys as shown. To raise them a given height H, which system will take minimum time? OB OD OC OA