What is the third most common gas in the Earth's atmosphere …
An electromagnet is a type of magnet whose magnetic field is produced by the flow of electric current and the magnetic field disappears when the current ceases - True or False
Isopropyl Alcohol ( (CH3)2CHOH ) is also known as …
Isaac Newton introduced the concept of Moment of Inertia, which is is a measure of an object's resistance to changes to its rotation - True or False
The concept was introduced by Leonhard Euler in his book Theoria motus corporum solidorum seu rigidorum in 1765
What is the name of the stone used to grind and hone the edges of knives and steel tools...
A “Radius” is the SI derived unit given to the angle subtended at the centre of a circle by an arc that is equal in length to the radius of the circle – True or False
Radian is the correct answer
Born in London in 1791, Charles Babbage is generally regarded as the father of what …
What is a Sythe …
A Deliquescent material has a strong ability to resist foaming – True or False
A Deliquescent material has a strong affinity for moisture and will absorb relatively large amounts of water from the atmosphere – Anti foaming agents are chemical additives which will reduce foaming in liquids
In Metal Working, a Milling Machine is a machine used to break up swarf into small particles so that it can be recycled – True or False
A Milling Machine is used to perform a cutting action on a workpiece.