How many implementation methods are available for optical isolators?

Related MCQs

• A combination of a FBG and optical isolators can be used to produce non-blocking optical wavelength division add/draw multiplexers. State whether the given statement is true or false.
• A planar LED is fabricated from GaAs is having a optical power emitted is 0.018% of optical power generated internally which is 0.018% of optical power generated internally which is 0.6 P. Determine external power efficiency.
• How many different categories are available for the methods of preparing optical glasses?
•  For many applications which involve optical fiber transmission, an intensity modulation optical source is not required. State whether the given statement is true or false.
• Magneto-optic devices can be used to function as isolators. State whether the given statement is true or false.
• A device which is made of isolators and follows a closed loop path is called as a ____________
• How many types of multiport optical fiber couplers are available at present?
• How many types of sources of optical light are available?
• . A decibel may be defined as the ratio of input and output optical power for a particular optical wavelength. State whether the following statement is true or false.
• A single-mode optical fiber has an attenuation of 0.3dB/km when operating at wavelength of 1.1μm. The fiber core diameter is 4μmand bandwidth is 500 MHz. Find threshold optical power for stimulated Brillouin scattering.