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Principle Ray II. Preliminary on the object side of the lens ray II heads toward the plane of the lens along a line that is parallel to the principle axis of the lens. At the plane of the lens it suddenly adopts a path that takes it directly away from the focal point that is on the same side of the lens as the object. If you outline that ray straight back the trace-back line passes through said focal point.
A seat of EMF is in sequence with a resistor R1 and with a parallel combination of two other resistors R2 and R3. R2 is a changeable resistor whose resistance can be changed just b
What is dispersion? Dispersion within optics consider as the change in phase velocity of an electromagnetic wave along with wavelength. Conversely, when there is a variation o
What are The Stars? The star is made of dust and gas in space. Essentially it has many stages they are 1.black hole 2.nuetron star 3.supernova 4.red giant stage
Determine about the Stacking fault Stacking faults happen in a number of crystal structures, but the common example is in close-packed structures. Face-cantered cubic (f
figure of merit: amount of current through a conductor per unit deflection and why? the name figure of merit
EXPLANATION: Whenever an interaction occurs among two objects, each object exerts the similar force on the other, but in the opposite direction and for the similar length of ti
state Biot sevart law.
At what temperature would the average speed of helium atoms equal (a)the escape speed from Earth, 1.12 ´ 10 4 m/s, and (b) the escape speed from the Moon, 2.37´ 10 3 m/s? (See Ch
write a short note on terrestrial telescope
Explain Huygens eye piece with the help of a clean sketch. Illustrate its advantages and disadvantages. What are impure and pure spectra. State the conditions to produce a pure
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