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Physics Question- Centripetal force
Asked by alyssadarby18, Sep 21, 2018 01:35 PM in Physics
Suppose the coefficient of static friction between the road and the tires on a car is 0.513 and the car has no negative lift. What speed will put the...
Assignment1
Asked by Alex020293, Sep 15, 2018 10:47 PM in Physics
Attached are three problems (Advance physics related). I have worked them out. Can someone please tell me if it is correct. Thank you
Identificatin of a wasp
Asked by eitan, Sep 11, 2018 09:07 AM in Entomology
May the wasp in the attached picture be idedtified? Photo was taken in Israel, August 29 49052
Inverse functions question
Asked by mini_wheats, Aug 28, 2018 03:34 PM in Mathematics
If f is a one-to-one function such that f(-3)=5, find x given that f-1​(5)=3x-1. is this the correct way to solve the problem? -3=3x-1 -2=3x...
How to start with a HC-05 bluetooth module
Asked by fatma medhat, Sep 2, 2018 04:25 PM in Electrical Engineering
How to configure my hc-05 bluetooth modue ? And why do I need AT commands?
Digiguide 2010 Compass calibration instructions required.
Asked by castlesan, Jan 31, 2010 07:23 AM in Mechanical Engineering
I have lost the set up and calibration instruction in a recent house move for an Airguide DigiGuide 2010.The above compass purchased in the US some 8...
Tower Light extra levels
Asked by FredEddy, Aug 23, 2018 01:17 PM in Inventors & Inventions
Does anyone know where I can get a tower light...
Bird vs fish encounter?
Asked by Kyle3535, Aug 22, 2018 11:37 PM in Zoology
Visiting a beach at the ocean, I recently saw a Great Blue Heron dive and catch quite a spiky/large (and colorful! I think it was called a sculpin)...
What happens if there is dam overflow
Asked by mvjohn100, Aug 21, 2018 07:10 AM in Civil Engineering
On the previous week news (14-Aug-2018) we found one dam overflows because of excess water. Few days it stayed like that way. Is it affect it's...
How Might A Continent Split In Two?
Asked by EmoCokeCan, Aug 20, 2018 03:28 PM in Geography
What is the process of a continent splitting and how does happen? Need answers ASAP.
Meter request
Asked by Core Electric, Aug 16, 2018 10:25 AM in Electrical Engineering
I am an electrical contractor. How do I go about requesting for a meter for a new location. There is power, but no separate meter for this new...
A car travels with velocity of U m/s for S metre and with V velocity for another S me
Asked by prisha1234, Aug 10, 2018 05:55 AM in Physics
A car travels with velocity of U m/s for S metre and with V velocity for another S metre. What is the average velocity in straight line mtion A...
How does the subconscious work?
Asked by Allen Farber, Aug 8, 2018 06:38 PM in Other Science
According to the dictionary definition of "Subconscious", it means "The part of the mind that one isn't aware about but still influences their...
Quadratic equations_to prove root of an equation
Asked by tekgaurav30, Aug 6, 2018 12:02 PM in Mathematics
If α and β are the roots of equation x2 - px + q = 0, show that α + 1/β is a root of equation qx2 - p(1 + q)x + (1+ q)2​ = 0
How to prepare coffee grounds for bioplastic?
Asked by InkRaven, Aug 2, 2018 09:44 PM in Chemistry
I'm trying to find a procedure to prepare coffee grounds I've heard of soaking it in HCl and NaOH but I don't know the exact procedure either.
How to extract ovalbumin from egg whites?
Asked by InkRaven, Aug 2, 2018 09:43 PM in Chemistry
I'm looking for a procedure that is not too complex to follow
Does anyone know how to do this
Asked by loveisaac222666, Jul 21, 2018 03:49 PM in Physics
A large electromagnet is to be used to generate the required 𝑩⃑⃑ -field in a mass spectrometer device. The parallel plates that make up the velocity...
Algebra question.
Asked by devans69, Jul 19, 2018 01:36 PM in Mathematics
For what values of K does 3x^2-kx+2 have two equal roots?
What is solubility ?
Asked by Mrun, Jul 17, 2018 05:07 AM in Chemistry
Define solubility.
Immediate Help Required in discrete mathematics
Asked by meghhiya, Jul 5, 2018 12:43 AM in Mathematics
I am stuck in this below problems. Please help. 1. Prove that if H, K are subgroups of a group G and H Ų K = G. Then either H=G or K=G 2. Let G...


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