Sleeve bearings are also known as journal bearings. It is a simple device for providing support and radial positioning while permitting rotation of a shaft. ..
Crater Wear: The wear taking place on the rake face of a single point cutting tool like crater is called crater wear. The crater wear is mainly caused due to The presence ..
Water hand pumps are manually operated pumps; They are used for bringing water from earth underground to earth surface and is used in every country for a variety ..
Any device which violates first law or second law of thermodynamics is called a perpetual motion machine (PMM). These devices operate under the principle of sustained ..
A machine tool is defined as one which while holding the cutting tools, would be able to remove metal from a workpiece in order to generate the requisite job of given ..
Some general safety precautions that are to be taken care in carpentry shop while working with carpentry tools to avoid injuries and accidents are covered in this ..
The problems of mechanics can be solved by Newton’s laws of motion. The three laws proposed by Sir Isaac Newton, described as follows. Newton’s First ..
Fluid mechanics is widely used both in everyday activities and in the design of modern engineering systems from vacuum cleaners to supersonic aircraft. To begin ..
Now, it is known fact that when the gas velocity exceeds the sound-velocity, the heat is transferred from the gas at a much higher rate than rates achieved with ..
The concept of equilibrium is used for determining unknown forces and moments of forces that act on or within a rigid body or system of rigid bodies. The equations ..
Merchant’s circle: For establishing the relationship between measurable and actual forces Merchant’s circle will be used. Assumptions made in drawing ..
Resistance is defined as the opposition offered by a substance to the flow of electric current. where ρ is known as the resistivity of the material in ohm-meters. ..
Vibration is a mechanical phenomenon, It is a movement first in one direction and then back again in the reverse direction. e.g: the motion of a swinging pendulum, ..
Whenever the tool is not performing a machining operation satisfactorily, it is assumed that the tool has been failed. Normally when the tool fails the tool will ..