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Questions Answered

enky:
what is the power series form for quadratic terms?(in two variable calculus)
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

mahela007:
Do the lectures specify at any point the definition of a 'Differentiable function'? The concept was used in a example and a recitation sess…
 updated 2 years ago
 2 replies
 1 Medal
Mathematics

shubhajeet:
hello friends,
i am facing hard to understand the use of dimensional formula to derive relation between different physical quantities.
Why …
 updated 2 years ago
 5 replies
 1 Medal
Mathematics

AmandaBrooke:
In the solution to the 1st question in the Units and Dimensional Analysis Challenge problem set, the author states " We can assume the spee…
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

siddharth_17:
prof lewin has asked a ques in his lecture that what will be the time required for projectile to cover the motion along xaxis when angle o…
 updated 2 years ago
 1 reply
 1 Medal
Mathematics

erreese:
The heat of combustion of gasoline is 48 MJ/kg, and one gallon of gas has a mass of 3 kg. If it burns at 390°C, and the outside temperature…
 updated 2 years ago
 1 reply
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Mathematics

iloveyoutoo:
why is sun normally yellow, but still we get all the colours of the spectrum
 updated 2 years ago
 4 replies
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Mathematics

AR:
Which determines the range of the mercury thermometer?
a. length of the stem
b. thickness of the bulb…
 updated 2 years ago
 1 reply
 1 Medal
Mathematics

santistebanc:
Does the centrifugal force of Earth rotating around its axis reduces somehow the gravitational force of it?
I mean would gravity feel stro…
 updated 2 years ago
 4 replies
 3 Medals
Mathematics

infauzan:
how i get physic e book
 updated 2 years ago
 2 replies
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Mathematics

parakee:
How would someone prove that the Taylor's Series is equivalent to a function?
 updated 2 years ago
 3 replies
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Mathematics

Nas583lam:
If n=9, l=7, ml=6, and ms=1/2, what is the name of this subshell
 updated 2 years ago
 1 reply
 2 Medals
Mathematics

Aries:
Could someone plz help me to solve this question i don't really understand how to start the question or what actually to do..
 updated 2 years ago
 6 replies
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Mathematics

Orbitalshawn:
Is momentum conserved in the creation of virtual particles, for the highest frequency gamma ray to a positron and an electron?
 updated 2 years ago
 1 reply
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Mathematics

lucidriled:
Hi, for part A of differentiation problem set, i don't understand problems 6B and 7B for 1A. 6B) asks to state "sinxcosx" in "Asin (x+c)" …
 updated 2 years ago
 4 replies
 1 Medal
Mathematics

tad1:
The derivative of an even function is an odd function. the derivative of an odd function is an even function. Prove these results from t…
 updated one year ago
 7 replies
 1 Medal
Mathematics

Manyq:
the question is not about classical mechanics but it's in 8.01, heisenberg uncertainty principle lecture. dp*dx >= h/2pi so if we take bill…
 updated 2 years ago
 3 replies
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Mathematics

Deepika_Garg:
Why the glasses of the windows produce noise, when dj sound is there around?
 updated 2 years ago
 8 replies
 1 Medal
Mathematics

deeprony7:
in YDSE, 10 fringes are observed to be formed in a certain segment of the screen when light of wavelength 400nm is used. if the wave length…
 updated 2 years ago
 2 replies
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Mathematics

deeprony7:
A closed pipe and an open pipe have their first overtones identical in frequency. their lengths are in the ratio?
 updated 2 years ago
 2 replies
 No Medals Yet
Mathematics

deeprony7:
A sphere of mass 50gm and radius 10cm rolls without slipping with a velocity of 5cm/s.
Its total kinetic energy in ergs is?
 updated 2 years ago
 6 replies
 1 Medal
Mathematics

hburgiel:
Were the mathlets helpful?
Animations and applets can provide valuable insight to the visual learner. They can also be confusing or disco…
 updated 2 years ago
 6 replies
 2 Medals
Mathematics

alisoncheng11:
What is the principle of a sucker?
 updated 2 years ago
 4 replies
 1 Medal
Mathematics