SSC JE Mechanical Engineering 2017 Set 2 Paper

Question : 129 of 200

Marks: +1, -0

High specific speed of turbine implies that it is ________.

Solution:

Sr. No.	TYPES OF TURBINE	SPECIFIC SPEED
1	Pelton wheel single jet(nozzle)	80-30
2	Pelton wheel multiple jet (nozzle)	30-50
3	Francis turbine	50-250
4	Kaplan turbine	250-850

n_s=n√P/H^{5/4}

Where

n_s =

specific speed
n = revolution per minute
P = Power (K.W)
H = head (m)

Go to Question:

Prev Question

Next Question