**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... |