On a flow net diagram, the distance between two consecutive steam lines at two successive sections are 1 cm and 0.5 cm respectively. If the velocity at the first section is 1 m/sec, the velocity at the second is

• 1.0 m/sec
• 0.5 m/sec
• 2.0 m/sec
• 2.5 m/sec
• 3 m/sec.