Test: Hydroelectric Power Plant - 1


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10 Questions MCQ Test Topicwise Question Bank for Mechanical Engineering | Test: Hydroelectric Power Plant - 1

Test: Hydroelectric Power Plant - 1 for Mechanical Engineering 2022 is part of Topicwise Question Bank for Mechanical Engineering preparation. The Test: Hydroelectric Power Plant - 1 questions and answers have been prepared according to the Mechanical Engineering exam syllabus.The Test: Hydroelectric Power Plant - 1 MCQs are made for Mechanical Engineering 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Hydroelectric Power Plant - 1 below.
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Test: Hydroelectric Power Plant - 1 - Question 1

Low specific speed of turbine implies it is

Detailed Solution for Test: Hydroelectric Power Plant - 1 - Question 1


Pelton turbine is of impulse type.

Test: Hydroelectric Power Plant - 1 - Question 2

Match List-I (Type of runner) with List-lI. (Maximum head) the following:

Test: Hydroelectric Power Plant - 1 - Question 3

The maximum number of jets generally employed in impulse turbine without jet interference is

Test: Hydroelectric Power Plant - 1 - Question 4

Match List-I (Turbine types) with List-ll (Row direction) the following:

Test: Hydroelectric Power Plant - 1 - Question 5

Kaplan turbine

Detailed Solution for Test: Hydroelectric Power Plant - 1 - Question 5

A special type of a propeller turbine is the kapian turbine in which the individual runner blades are pivoted on the hub so that their inclination may be adjusted during operation responding to changes in load. The blades are adjusted automatically rotating about pivots with the help of a governor servo-mechanism.

Test: Hydroelectric Power Plant - 1 - Question 6

In Kaplan turbine runner, the number of blades are

Test: Hydroelectric Power Plant - 1 - Question 7

In Francis turbine runner, the number of blades are

Test: Hydroelectric Power Plant - 1 - Question 8

Cavitation in hydraulic turbine results in
1. noise and vibration
2. drop in output and efficiency
3. reduction of discharge
4. pitting on the surfaces

Q. Which of the above statements are valid?

Test: Hydroelectric Power Plant - 1 - Question 9

The cavitation in reaction type hydraulic turbines is avoided by
1. using highly polished blade
2. using stainless steel runner
3. running turbine at designed speed
4. installing the turbine below the tail race level

Q. Which of the above are valid?

Test: Hydroelectric Power Plant - 1 - Question 10

Runaway speed of a hydraulic turbine corresponds to the condition of

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