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Derive the relation
Relationship between α and β: Beta factor (β) is the current gain factor of a common emitter circuit is defined as ratio of change in collector current (IC) to the change in base current (IB) i.e.,
And alpha factor (α) is also called current amplification factor and is defined as ratio of change in collector current (IC) to the change in emitter current (IE) i.e.
what is main requirements for any thin film process
Applications of cement mortar 1. It is used to carry out pointing and plaster works on exposed surface of masonry. 2. It is used to bind the building units like bricks, ston
A bottle and marble Pour some sand into a wide mouthed bottle. Place a piece of cardboard about 5 cm square over the mouth of the bottle. Set the marble on the cardboard and th
Wien's displacement law constant, b It is the constant of the Wien displacement law. It contains the value 2.897 756 x 10 -3 m K.
Until the time of Einstein, mass and energy were considered as two different physical quantities. But in 1905, with the help of postulates of the special theory of relativity Einst
An electron in a hydrogen atom makes a transition from E 3 to E 1 . How much energy does the atom lose?
Bode's law, Titius-Bode law A mathematical formula that generates, along with a reasonable amount of accuracy, semimajor axes of the planets in order out from the Sun. Write th
What will be effect on radius Newton''s rings if air is replaced by oil between the lens and the glass plate
Cathode rays have: (1)Mass only (2)Charge only (3)No mass and charge (4)Mass and charge both Ans:(4)Mass and charge both
How is magnification in scanning electron microscope controlled? Magnification in scanning electron microscope: Magnification into a SEM (scanning electron microscope) can b
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