Power Systems Objective Questions & Answers – Set 19

The area under a flow duration curve represents

Which one of following fuels is used by slow thermal nuclear reaction for power generation

In kaplan runner, the number of blades is generally of the order of

In Francis turbine runner, the number blades is usually of the order of

For harnessing low variable water heads, the suitable hydraulic turbine with reaction and adjustable vanes is

Francis, Kaplan and propeller turbines fall under the category of

An impulse turbine

Which of following are the fertile materials

Which of the following are the fissile materials

When a nuclear reaction is operating at constant power the multiplication factor is

The specific speeds of Kaplan, Francis and Pelton turbines are in

For variable heads of near about but less than 30 m, which type of turbines is used hydro power plant

Reflector nuclear reactor are made of

The specific speed of water turbine is the speed at which the turbine develops

The function of draft tube is reaction turbine is to

A CANDU reactor uses

Which turbine is ideally suited to pumped storage plants

The draft tube is provided to

Where is the draft tube of a hydroelectric plant that is an airtight pipe located

Deflectors are provided in

The specific speed ( N_S ) of turbine is given by

One atomic mass unit is equivalent to

A moderator material should have

On what factors does the selection of a water turbine depend

Which one of following is employed as a moderator by CANDU type of slow thermal nuclear reactors

The power level of nuclear reactor can be increase by ( K = multiplication factor )

For head and low discharge the water turbine used

The function of moderator in a nuclear reactor is

Location of a surge tank, in a hydroelectric power station, is near

Nuclear reactors usually employ