d$)$ the maximum theoretical flowrate in a reservoir

The pressure applied by a fully open choke is equal to

a$)$ the separator pressure

b$)$ the reservoir pressure

c$)$ zero

d$)$ the wellhead pressure

The productivity index of a cylindrical reservoir producing under steady$-$state conditions

corresponds to

a$)$ the slope of the IPR curve

b$)$ the slope of the VLP curve

c$)$ the inverse slope of the VLP curve

d$)$ the inverse slope of the IPR curve

As the gas flowrate keeps increasing along the wellbore while that of the liquid remains constant,

the order at which the flow regimes are encountered is:

a$)$ bubble flow, slug flow, churn flow, annular flow

b$)$ bubble flow, slug flow, annular flow, churn flow

c$)$ bubble flow, annular flow, slug flow, churn flow

d$)$ annular flow, slug flow, churn flow, bubble flow

The outcome of a typical nodal analysis calculation is:

a$)$ the values of bottomhole pressure and flowrate at tank conditions

b$)$ the values of wellhead pressure and flowrate at separator conditions

c$)$ the values of pressure at the selected node and flowrate at tank conditions

d$)$ the values of wellhead pressure and flowrate at tank conditions

When liquid and gas flow at equal flowrates in the wellbore and there is no slip effect, the fraction of

the cross section area occupied by the gas phase is:

a$)$ exactly equal to $\frac{1}{3}$

b$)$ exactly equal to $\frac{1}{2}$

c$)$ higher than that of the liquid phase

d$)$ lower than that of the liquid phase

When running nodal analysis PVT values are required:

a$)$ to compute the IPR curve

b$)$ to compute the VLP curve

c$)$ both

d$)$ none

Which of the following is NOT an artificial lift method:

a$)$ Electric submersible pump

b$)$ Sucker rod

c$)$ Absolute open flow

d$)$ Progressive cavity pump

APCP is driven

a$)$ hydraulically

b$)$ electrically

c$)$ mechanically

d$)$ none of the above