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BARC OCES 2022 Quiz 10

Attempt now to get your rank among 125 students!

Question 1

The power developed by a turbine is:

Question 2

Which of the following pumps is suitable for small discharge and high head?

Question 3

A Pelton wheel working under a constant head and discharge, has maximum efficiency when the speed ratio is:

Question 4

The specific speed of a turbine is speed of an imaginary turbine, identical with the given turbine, which

Question 5

In a Kaplan turbine runner, the number of blades is generally

Question 6

Which one of the following Chemicals is employed for dechlorination of water

Question 7

What does the presence of excess nitrates in river water indicate?

Question 8

What is the most common cause of acidity in water?

Question 9

Which of the following statements regarding Jackson turbidimeter is NOT correct:

Question 10

Which of the following statements regarding various water quality parameters is / are correct.

1. Permissible limit of chloride in drinking water as per Indian standard is 250 mg/l

2. Total concentration of manganese (as Mn) and iron (as Fe) in drinking water shall not exceed 0.30 mg/l

3. Excess quantity of sulphate in drinking water may cause ‘laxative’ effect

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Oct 19ESE & GATE CE