Test: Power Plant Engineering- 1

# Test: Power Plant Engineering- 1 - Mechanical Engineering

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## 25 Questions MCQ Test - Test: Power Plant Engineering- 1

Test: Power Plant Engineering- 1 for Mechanical Engineering 2023 is part of Mechanical Engineering preparation. The Test: Power Plant Engineering- 1 questions and answers have been prepared according to the Mechanical Engineering exam syllabus.The Test: Power Plant Engineering- 1 MCQs are made for Mechanical Engineering 2023 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Power Plant Engineering- 1 below.
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Test: Power Plant Engineering- 1 - Question 1

### Steam power plant runs on.

Test: Power Plant Engineering- 1 - Question 2

### The thermal efficiency is highest for

Test: Power Plant Engineering- 1 - Question 3

### The environmental pollution is highest for.

Test: Power Plant Engineering- 1 - Question 4

What is the range of Thermal efficiency in Brayton cycle?

Test: Power Plant Engineering- 1 - Question 5

If helium is used instead of air the efficiency of brayton cycle.

Test: Power Plant Engineering- 1 - Question 6

The relationship between work ratio and back work ratio (BWR) is

Test: Power Plant Engineering- 1 - Question 7

isoentropic efficiency in a turbine is considered to account for

Test: Power Plant Engineering- 1 - Question 8

In Rankine cycle which of the following is neglisible compared to others.

Test: Power Plant Engineering- 1 - Question 9

The formula for specific fuel consumbtion in kg/ kw hr is

Test: Power Plant Engineering- 1 - Question 10

Due to superheating dryness fraction in Rankine cycle.

Test: Power Plant Engineering- 1 - Question 11

Bleeding of steam occurs in

Test: Power Plant Engineering- 1 - Question 12

In a Rankine cycle if boiler pressure is increased the efficiency of the cycle

Test: Power Plant Engineering- 1 - Question 13

Which of the following increases cycle efficiency

Test: Power Plant Engineering- 1 - Question 14

Reciprocating compressor is used for.
i. High pressure ratio
ii. High Discharge
iii. Small Pressure ratio
iv. small discharge

Test: Power Plant Engineering- 1 - Question 15

If clearance volume decreases The volumetric efficiency of a reciprocating compressor

Test: Power Plant Engineering- 1 - Question 16

The net work output is minimum during compression for

Test: Power Plant Engineering- 1 - Question 17

For a 3 stage compression from 1 bar to 27 bar the intermediate pressure at last stage for perfect intercooling is

Test: Power Plant Engineering- 1 - Question 18

Which of the following blades gives maximum pressure ratio

Detailed Solution for Test: Power Plant Engineering- 1 - Question 18

Forward-curved blades produce higher pressure ratio.

Test: Power Plant Engineering- 1 - Question 19

In which of the following compressors air flows radially.

Test: Power Plant Engineering- 1 - Question 20

If drop in enthalpy in moving blades is 150 kJ and in fixed blades in 300 kJ. The degree of reaction is

Test: Power Plant Engineering- 1 - Question 21

Surging in a compressor means

Test: Power Plant Engineering- 1 - Question 22

For supersonic flow a diverzing passage behaves as.

Test: Power Plant Engineering- 1 - Question 23

In a converzing diverzing nozzle at chocked condition the relation between throat temperature (T2) and Inlet temperature (T1) is

Test: Power Plant Engineering- 1 - Question 24

The size of which of the following turbine is largest.

Test: Power Plant Engineering- 1 - Question 25

The cross section between blade passage in a simple impulse turbine is

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