335 Answered Questions for the topic mechanical engineering

Mechanical Engineering

08/01/25

Machine Part Locating
What are some common methods to locate machined parts to each other?
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Mechanical Engineering

03/01/25

Car on Ramp Friction Angle Problem

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Mechanical Engineering

11/08/24

Find the manometer head to two decimal places.

Air is flowing through a circular tube with a changing cross-section as shown above. A water manometer is connected between sections 1 and 2. The rate of air flow is 170 l/s and the diameters are... more
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Mechanical Engineering

10/22/24

During the impact with the bat, how many impulses of importance are used to find the final velocity of the ball?
The 200-g baseball has a horizontal velocity of 30 m/s when it is struck by the bat, B, weighing 900-g, moving at 47 m/s. During the impact with the bat, how many impulses of importance are used to... more
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Mechanical Engineering

10/12/24

I want to know whether an existing HPL (High Pressure Laminate Panel) can be laminated again using a laminating machine for different color and texture
I want to know whether an existing HPL (High Pressure Laminate Panel) can be laminated again using a laminating machine for different color and texture
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Mechanical Engineering

08/27/24

building plans questions
the walls in room 2 are 8 feet tall what is the area of the walls in this room subtract the doors pretend it goes all the way to the ceiling
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Mechanical Engineering Physics Civil Engineering

08/07/24

determine: (a) the angular velocity of the gate immediately after the collision, and (b) the maximum angular displacement of the gate, θ (in radians)
A car trying to break into a secure industrial area collides with a spring-loaded “swing away” security gate. The gate can be modeled as a bar with a torsionalspring mounted at the pivot point.The... more
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Mechanical Engineering Physics Civil Engineering

08/07/24

Determine the velocities of each vehicle immediately after the collision. Express these in vector form and calculate their respective magnitudes.
Roundabouts are considered safer than typical cross-street intersectionssince they greatly reduce the possibility of “T-bone” collisions, where one vehicleimpacts another at a right angle,... more
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Mechanical Engineering Physics Civil Engineering

08/07/24

Finding velocity of a free-falling object given a function of time
While a man is repairing an elevator that is at rest, its cablessnap and the elevator begins to free fall at t = 0 seconds. At t = 0.5 seconds,the emergency braking system automatically engages.... more
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Mechanical Engineering

05/07/24

The moment of inertia of a thin rod of mass m and length L about an axis perpendicualar to it and passing through the point at a distance L/3 from the center equals
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Mechanical Engineering Math Vocabulary Grammar

04/25/24

What topics make up the ASVAB?
What general topics are tested on in each section of the ASVAB?
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Mechanical Engineering Physics

04/19/24

What is the velocity in feet per second of the flow through the radiator?
To test the flow of coolant through a radiator with a 2 inch diameter passage, a flow of 5 gallons was recorded in 4 minutes. Find the velocity in feet per second of the flow through the radiator.
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Mechanical Engineering Math Science Physics

04/15/24

Doppler-effect problem
Please help.I found this interesting problem on the internet, but I don't know how to start it:These are the questions:At what frequency do astronauts hear the hum?What frequency should the radio... more
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Mechanical Engineering Math

04/05/24

A ball at rest begins to roll down a hill with a 12-degree slope for a total of 9 seconds. A) How far did the ball move from the origin after 4 seconds? B) What is the ball's velocity after 5 seconds?
A ball at rest begins to roll down a hill with a 12-degree slope for a total of 9 seconds. A) How far did the ball move from the origin after 4 seconds?B) What is the ball's velocity after 5 seconds?
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Mechanical Engineering Math

04/05/24

What is the absolute pressure required by the water pump to reach the 13th floor?
A water pump is located on the first floor of a 13 floor building. The water pump releases water at a pressure of 35lb/in^2. If the distance between each floor is 10ft, what is the absolute... more
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Mechanical Engineering Math

04/05/24

The area of a large piston is 4.25cm^2. The area of a small piston is 0.5cm^2. What force must be applied to the small piston to lift a total weight of 1800N?
The area of a large piston is 4.25cm^2. The area of a small piston is 0.5cm^2. What force must be applied to the small piston to lift a total weight of 1800N?
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Mechanical Engineering Math

04/05/24

A glider reaches a height of 2500 meters with a velocity of 180km/hr and an angle of 18 degrees. Find the distance from its origin to the end point.
A glider reaches a height of 2500 meters with a velocity of 180km/hr and an angle of 18 degrees. Find the distance from its origin to the end point.
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Mechanical Engineering Math

04/05/24

Water flows through a hose that has a diameter of 0.25 in. The water has a velocity of 14.51ft/s. Find how. many gallons of water will discharge in 30 minutes.
Water flows through a hose that has a diameter of 0.25 in. The water has a velocity of 14.51ft/s. Find how. many gallons of water will discharge in 30 minutes.
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Mechanical Engineering Math

04/05/24

The front wheel of a bike has a diameter of 92cm and is traveling at a speed of 15mi/hr
The front wheel of a bike has a diameter of 92cm and is traveling at a speed of 15mi/hrA) Find the angular speed of the wheelsB) How far will the bike travel in 5 minutes C) How long will it take... more
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Mechanical Engineering Calculus Prealgebra Precalculus

03/31/24

Which of the following statements is true? (calculus)
Consider the series from n=1 to ∞ ∑an , where an = ((e^(n-1))(√n+6))/(n+6)!In this problem you must attempt to use the Ratio Test to decide whether the series converges.Compute L=lim as n... more
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Mechanical Engineering Science Calculus Precalculus

03/31/24

Check all of the following that are true for the series

Check all of the following that are true for the series from n=1 to ∞ ∑ (5-cosn)/n.A. This series convergesB. This series divergesC. The integral test can be used to determine convergence of this... more
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Mechanical Engineering Calculus Prealgebra Precalculus

03/23/24

Linear Algebra Question
Find the shortest distance from the point P=(-3,-2,-3) to a point on the line given by 1: (x,y,z) = (-7t, 1t, 1t). Please help ASAP. Another person answered this before but got it wrong. I also... more
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Mechanical Engineering Math Calculus Prealgebra

03/22/24

Linear Algebra question
Find the shortest distance from the point P=(-3,-2,-3) to a point on the line given by 1: (x,y,z) = (-7t, 1t, 1t). Please help ASAP! Thanks!
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Mechanical Engineering Calculus Prealgebra Precalculus

03/18/24

How do I solve this integral Calculus 2 question?
Here's the link to the question: https://ibb.co/b1k3dTH The integral is improper for two reasons: the interval [0,∞][0,∞] is infinite and the integrand has an infinite discontinuity at x=0.... more
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Mechanical Engineering Math Science Physics

03/17/24

Please help with this magnet physics problem
On the internet, I came across an interesting physics problem. Can you help with this:The weight of a small, flat refrigerator magnet is "M". We place the magnet on the refrigerator's vertical... more
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