12/14/19

How do I find the force that the wall is exerting on a student when a cylinder is rotating?
The given information is:~Weight = 495N~Diameter of the Cylinder =10M~Average Acceleration = 21.6M/s2The cylinder is rotating, making the student stick to the wall. How do I find the force that is... more
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12/14/19

Find the equation of the line perpendicular to y=-2/3x-7 that runs through the point (6,1) in slope intercept form

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12/14/19

Turbulence and Poiseuille's equation
(P3) [8 points] Poiseuille’s equation does not hold if the flow velocity is high enough that turbulence sets in. The onset of turbulence occurs when the so-called Reynolds number Re, exceeds... more
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12/14/19

What is the speed of Satellite B?
Two satellites are in circular orbits around Earth. Satellite A has speed vA. Satellite B has an orbital radius nine times that of satellite A. What is the speed of Satellite B?A. vA.9B. vA/3C.... more
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12/14/19

How to solve using quadratic formula
7x^2+140=0x^2-4x=-10
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12/13/19

What is this equation? ρAv = C
Hello,I think this equation has something to do with fluid statics, but can't quite recall. A refresher would be extremely helpful
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12/13/19

how many hours did it take to drop 7.8 degrees
overnight the temperature dropped 1.3 degrees every hour. how many hours did it take the temperature to drop 7.8 degrees
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12/13/19

Find nth-degree polynomial with real coefficients satisfying the given conditions

n=42i and 5i are the zeros f(-1)= 130find f(x)
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12/13/19

Write an equation in standard form that passes through (4, -3) with a slope of -3.
help me with this question
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12/13/19

When 12 is subtracted from twice some number the result is 6
Please express is a written algebraic expression
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12/13/19

Are the terms 2s and 3s to the second power like terms?
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12/13/19

How do you solve sin^2θ−2sinθ+1=0 [0,2pi)?
sin^2θ−2sinθ+1=0 [0,2pi)
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12/13/19

Pendulum Physics Question
A 3.6 kg pendulum bob hangs on the end of a cord 4.0 m long. The pendulum bob is raised so that the cord makes a 25° angle with the vertical.The bob is released from rest. (a) What is the... more
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12/12/19

Which equation describes this relationship? Remember to include ​k​, the constant of variation.z​ varies directly with ​y​ and inversely with ​x
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12/12/19

A 60 N force is applied horizontally to an object that is accelerated on a frictionless horizontal surface. The mass of the object is 14 kg
(a) if the object starts from rest and the force is applied for 9.0 s then how much work is done by the force?(b) if the object starts from rest and the force is applied until the object's velocity... more
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12/12/19

The equation f = v + at represents the final velocity of an object, f, with an initial velocity, v, and an acceleration rate, a, over time, t. Which is an equivalent equation solved for t?
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12/12/19

What is the average velocity of a car that travels .30 kilometers due west in 0.50 hour?
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12/12/19

What is a cubic polynomial function in standard form with zeros 4, −1, and 2?
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12/12/19

Apply the distributive property to simplify the expression. −4(5x + 2)
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12/12/19

Graphing Question
I need to find all points on the x-axis that are 16 units from the point (6,-8). I’m not sure what formula to use to get an ordered pair.
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12/12/19

Physics Help: Spring Pushing a Box
If a box weighing 5kg is pushed by a spring, and the distance from the end of the spring to the opposite end of the box is 0.5m, How far does the block slide before coming to rest? The coefficient... more
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12/12/19

Slope intercept equation for (-1,-3), parallel to y=6x
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12/12/19

Is -3 rational or irrational or not real
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12/12/19

Geometry 10th grade math

Write the equation of a circle with a center at (11,-1) and a radius of  5  .
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12/12/19

A jet of mass 4,277 kg lands on an airstrip, stopping after a distance of 727 m and has an initial landing speed of 29 m/s.
What is the work done, in Joules, by non-conservative forces to stop the jet?
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