Consider a Converging Nozzle with a Low Velocity at the Inlet

Multiple Choice

Consider a converging nozzle with a low velocity at the inlet and sonic velocity at the exit plane. Now the nozzle exit diameter is reduced by half while the nozzle inlet temperature and pressure are maintained the same. The pressure at nozzle exit will

A) remain the same.
B) double.
C) quadruple.
D) go down by half.
E) go down to one-fourth.