A He-Ne Laser is a type of gas Laser whose gain medium consists of a mixture of helium and neon inside of a small bore capillary tube , usually excited by a DC electric discharge. To find the width of a single slit by He-Ne Laser is done by using the concept
Measurements by Laser can be done in various ways to measure distances or displacements without physical contact. In fact they allow for the most sensitive and precise length measurements, for extremely fast recordings (sometimes with a bandwidth of many
Silicone Resin: Silicone resin is a polymeric silicone compound. Silicone Resins are basically type of silicon materials. They are well known for there Excellent Electrical insulation Heat resistant qualities Ultraviolet Protection Water repelling BRIEF
The law of parallelogram of forces states that if two vectors acting on a particle at the same time be represented in magnitude and direction by the two adjacent sides of a parallelogram drawn from a point their resultant vector is represented in magnitude