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Engineering

When the outside temperature is 5.2 ⁰C, a steel beam of cross-sectional area 52 cm2 is installed in a building with the ends of the beam bolted securely to two immovable pillars. In the summer thetemperature of the beam rises to 37⁰C. What is the compressional force FN on the beam? The coefficient of linear expansion of steel 1.1 * 10-5? C-1 and Young's modulus of steel is 2 * 1011 N/m2. Answer in units of N.

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Elaina Caldwell

Engineering

According to the amortization table, Demarco and Tanya will pay a total of in interest over the life of their loan.

This means their total cost, including the $170,000 purchase price, is approximately.

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Engineering

A signal is band-limited between 2 kHz and 2.1 kHz. If the signal is sampled at 1750 Hz, the baseband signal will lie between? a. 00 and 650 Hzb. 750 and 2000 Hzc. 100 and 110 Hzd. 250 and 350 Hz

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Engineering

Which of the following are examples of mutually exclusive events? Group of answer choices

walking and running at the same time

all of these

rain and a cloudless sky

snow and a temperature of 10° Celsius

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Engineering

Any ideas of a specific type of dog

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Engineering

Madison and Oxford are the same distance from the equator and they are both near the ocean. Use the information on the map to answer these questions: How does the air temperature of Madison compare to the air temperature of Oxford? Why?

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Engineering

Distracted Driving Questions

1. What is the difference between driver inattention and distracted driving?

2. What is an example of an auditory distraction?

3. What is an example of a biochemical distraction?

4. What are some of the penalties for distracted driving?

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Engineering

Define the terms marker

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Bridget Gardner

Engineering

In the early stages of an action, the herbicide "Spartan Green" is planned to be applied to kill the vegetation onsite so the site can be cleared. If the equilibrium concentration of Spartan Green in the soil after a big rainfall event is 1,312.5 mg/kg soil, determine the equilibrium concentration of the chemical in the water that is in contact with the soil. The following reaction applies: SpartanGreen (aq) ↔ SpartanGreen (ads s Kd = 12,500 mg/kg soil per mg/L water

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Savanna Hubbard

Engineering

Two hydraulic piston/cylinders are connected with a line. The master cylinder has an area of 5 cm2, creating a pressure of 1000 kPa. The slave cylinder has an area of 3 cm2. If 25 J is the work input to the master cylinder, what is the force and displacement of each piston and the work output of the slave cylinder piston?

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Engineering

Consider the following fragment of code in an authentication program:

username = read username (); password = read password (); if username is l33t h4ck0r return ALLOW LOGIN; if username and password are valid return ALLOW_LOGIN else return DENY LOGIN

What type of malicious software is this?

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Engineering

What is the difference between pound-mass and pound-force?

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Engineering

An inclined plane is a simple machine that can be described as a ramp.

Group of answer choices

True

False

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Engineering

Which one of the following statements belt batter boards is correct

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Engineering

Create a class named Pizza with data fields for description (such as sausage and onion) and price. Include a constructor that requires arguments for both fields and a method to display the data. Create a subclass named DeliveryPizzathat inherits from Pizza but adds a delivery fee and a delivery address. The description, price, and delivery address are required as arguments to the constructor. The delivery fee is $3 if the pizza ordered costs more than $15; otherwise it is $5. Write an application that instantiates at least two objects of each type, and display the values. Save the files as Pizza. java, DeliveryPizza. java, and DemoPizzas. java.

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