ESE Prelims 2022 Achievers Quiz 11

What is the range of the speed ratio for a Francis Turbine?

For high head, the suitable turbine is

A turbine is called impulse if at the inlet of the turbine

An inward flow reaction turbine:

Three turbines each of capacity 10000 kW are installed at a hydel power station. If the peak load and the average load produced during a certain period are 25000 kW and 15000 kW respectively, then load factor and plant factor are respectively equal to

For a two lane national highway, a horizontal assignment of radius 225 m is provided with a design speed of 75 kmph considering wheel base of design vehicle as 7 m,

Consider following statements:

1. Mechanical widening on road = 0.53 m

2. Psychological widening on road = 0.22 m

Correct statement(s) is/are

The sight distance available on a road to a driver at any instance depends on

(1) Features of the road ahead

(2) Height of the driver’s eye above the road surface

(3) Height of the object above the road surface

Statement 1: Comfort of the passengers is the prime consideration while designing valley curves.

Statement 2: Adequate head light sight distance should be available throughout the length of curve for night driving.

The sign post indicating overtaking zone ahead must be provided before start of overtaking zone at a distance equal to