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Properties of laser:
Lasers have applications in various disciplines of science and technology. They also find applications in industry, medicine and defence and space science.
Important laser characteristic property "temporal coherence" Due to directionality even laser light travel up to 1km its spreads below 1cm diameter only. Due to high intensity 1volt laser is equal to 1000w ordinary bulb.
(1) Directive properties: When a magnet suspended freely it remains in the earth's N-S direction (in magnetic meridian). (2) Monopole concept: If a magnet is broken into number
The block and tackle Let two pupils every grasp a round stick, such as a broomstick, and stand various feet apart. Tie a length of clothes line cord to single of the sticks an
Tin: Atomic number 50 Symbol Sn Atomic weight 118.69 Discovery Known since ancient
what is a dual power supply?
MANUFACTURING: R esistive element is prepared in carbon composition, but the filler used is ceramic powder. The sheet resistance is controlled by changing the quantity of carb
Inertia: the resistance an object has to a alter in its state of motion. Newton's first law of motion declares that force is NOT required to keep an object in motion. Slide
What is the principle and ray diagram of a compound microscope
A sphere of radius R touches two adjacent sides of a room.It also touches an inclined plane at a height of R/5 from the floor.the inclined plane moves towards the sphere at the spe
why The magnitude of known potential difference must be greater than the value of unknown potential difference to be measured.
difference between pure and impure spectrum
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