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Questions Asked

Fellowroot:
Torque, I am trying to understand how they set up the torque in the following problem with a ladder.
 updated 4 days ago
 4 replies
 No Medals Yet
Mathematics

Fellowroot:
A block m=18.0kg is on a smooth horizontal surface and is connected by a thin cord that passes over a pulley to a second block m=2.0kg which…
 updated 2 months ago
 12 replies
 1 Medal
Mathematics

Fellowroot:
[Doppler effect]
Say you have a source and an observer. They are both moving away from each other which the source having a greater veloc…
 updated 2 months ago
 13 replies
 2 Medals
Mathematics

Fellowroot:
I have some concept questions. :)
1. Regarding sound intensity and the equation I=P/(4pir^2)
…
 updated 2 months ago
 15 replies
 3 Medals
Mathematics

Fellowroot:
[Differential Equations] A curve rises from the origin of the xy plane into the 1st quadrant. The area under the curve from (0,0) to (x,y) i…
 updated 2 months ago
 6 replies
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Mathematics

Fellowroot:
Why is the curl of an electric field E always equal to zero?
 updated 9 months ago
 6 replies
 3 Medals
Mathematics

Fellowroot:
reduce
(xa)(xb)(xc) ... (xz)
 updated 11 months ago
 11 replies
 1 Medal
Mathematics

Fellowroot:
eliminating the parameter of the parametric equations. aka getting rid of t
x = t^2 + t
…
 updated one year ago
 5 replies
 1 Medal
Mathematics

Fellowroot:
C programming
I need to know how to read this data into a program that I wrote.
…
 updated one year ago
 1 reply
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Mathematics

Fellowroot:
How do I set up a flag in C to limit the users input while scanning values from a user.
for example say the person must type in 3 number…
 updated one year ago
 1 reply
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Mathematics

Fellowroot:
C programming.
If I scanf in some values from a user do I need to do this first
…
 updated one year ago
 5 replies
 1 Medal
Mathematics

Fellowroot:
How to I assign random numbers to an 2D array?
…
 updated one year ago
 1 reply
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Mathematics

Fellowroot:
In C programming sometimes I see
int main(void)
…
 updated one year ago
 4 replies
 2 Medals
Mathematics

Fellowroot:
I'm trying to compile this code in C and it won't work.
Can somebody help.
…
 updated one year ago
 7 replies
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Mathematics

Fellowroot:
how do i find an inverse trig angle that is not on the unit circle and without using a calculator.
For example:
…
 updated one year ago
 11 replies
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Mathematics

Fellowroot:
Can someone explain what weak neutral current is?
 updated one year ago
 2 replies
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Mathematics

Fellowroot:
Explain why a sound is heard when a person snaps their fingers.
 updated one year ago
 3 replies
 1 Medal
Mathematics

Fellowroot:
Can someone explain to me what a compact set is?
 updated one year ago
 3 replies
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Mathematics

Fellowroot:
What is the main difference between specific heat and heat capacity?
…
 updated one year ago
 1 reply
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Mathematics

Fellowroot:
Using a phase diagram how do you find the following:
Critical temperature and pressure
…
 updated one year ago
 2 replies
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Mathematics

Fellowroot:
What is the difference between specific heat and heat capacity?
specific heat is 1 gram by 1 degree C and heat capacity is of a given qua…
 updated one year ago
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Mathematics

Fellowroot:
Does the spring constant change when you are compressing a spring compared with stretching a spring? The the spring constant of a spring eve…
 updated one year ago
 4 replies
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Mathematics

Fellowroot:
In xyzspace, an equation of the plane tangent to the surface z=sin(y)e^(x) at the point where x=0 and y=(π/2) is
(A) x+y=1
…
 updated one year ago
 6 replies
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Mathematics

Fellowroot:
Is potential energy the same thing as work?
 updated one year ago
 13 replies
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Mathematics

Fellowroot:
G2
Let ABC be an acute triangle. Let ω be a circle whose center L lies on the side BC. Suppose
…
 updated one year ago
 3 replies
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Mathematics

Fellowroot:
Rainbows
Assuming that the index of refraction of water is 4=3 and that raindrops are spherical,
…
 updated one year ago
 2 replies
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Mathematics

Fellowroot:
Number Theory
Consider a polynomial P(x) = (x + d1)(x + d2) · . . . · (x + d9), where d1, d2, . . . , d9 are nine
…
 updated one year ago
 6 replies
 1 Medal
Mathematics

Fellowroot:
Determine all pairs (f, g) of functions from the set of real numbers to itself that satisfy
g(f(x + y)) = f(x) + (2x + y)g(y)
for all real…
 updated one year ago
 3 replies
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Mathematics

Fellowroot:
Can a cycloid actually be represented by a (sinx)^2 or (cosx)^2 function?
 updated one year ago
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Mathematics

Fellowroot:
Four intelligent gorillas in the forests of Africa are
holding an election to determine who should be king of the gorillas. At the recent e…
 updated one year ago
 1 reply
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Mathematics
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