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What is a light Guide?
While a number of single fibers are grouped together to create a larger diameter light conductor the resulting structure is termed as a light guide. Occasionally large diameter solid core fibers are also known light guide.
Light guides can come in several forms and finished, clad along with a number of various polymers rigid tubes, articulated anaconda kind flexible metal coverings and heat shrink tubes.
Can the batteries used in the torch lights be recharged after their discharge? Give reason? Ans) No,because the NH4Cl corrods the zn containger gradually.so with out anode redox
Permittivity of free space; electric constant; epsilon_0 The ratio of the electric displacement to the intensity of the electric field generating it in vacuum. This is equal to
Describe the construction of optical fiber. Explain the principle of propagation of light waves within a fiber. Define acceptance angle and acceptance. How optical fibers can be u
Cooling water flows through a jacketed reactor and is controlled by a valve. The cooling water flow rate through the jacket obeys the following relation: where the pres
Determine the angle of incidence for a ray of light to have minimum deviation of 39040' in equilateral prism.
what is sound wave
An electric bulb is rated 220 V and 100 W.When it is operated on 110 V, the power consumed will be. Ans) P=V*I I will be same in both cases so P1=V1*I P2=V2*I Dividing both equati
What is the hardness of water? How is it expressed? Hardness is the property of water which stops lather formation with soap. This is because of the presence of certain salts o
Your friend has gifted an earphone set to you. While music is on you will try to oppose the two ear phone pieces to attract. Task-I: Will they attract? If yes, why so? Task-II: Why
what will happen if we place a glass with the size of the earth at a distance of 10 light years apart
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