A Steam Engine Operates Between a High and Low Temperature $\circ$

question 12

Multiple Choice

A steam engine operates between a high and low temperature of 550 ^$\circ$ C and 180 ^$\circ$ C.If the steam engine operates at 40% of its theoretical maximum efficiency and does work at a rate of 1000 W,calculate how much heat is discharged per hour.

• A)0.8 MJ/hr
• B)2.8 MJ/hr
• C)3.4 MJ/hr
• D)16 MJ/hr
• E)12 MJ/hr

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Definitions:

Start The Thread

Initiating the execution of a thread's run method in multithreading environments, particularly in programming languages like Java.

InterruptedException

A Java exception thrown when a thread is interrupted while it's waiting, sleeping, or otherwise occupied.

Checked Exception

A type of exception in Java that must be either caught or declared in the method where it might be thrown.

Database Connectivity

The techniques and mechanisms that allow a software application to interact with a database to perform operations like CRUD (Create, Read, Update, Delete).