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Q Define: specific rotation?
Precise rotation for a given wavelength of light at a given temperature is defined as the rotation produced by one-decimetre length of the liquid column containing 1 gram of the active material in1cc of the solution.
That is S = θ / l c
A weakly guiding fibre with a particular graded core index has cut-off V-values for its 2nd, 3rd and 4th modes of 2.5, 3.9 and 5.2, respectively. The core radius is 4 microns, the
A 100V battery is linked across a resistor and causes a current of 5mA to ?ow. Verify the resistance of the resistor. If the voltage is now decreased to 25V, what will be t
The weightless truss shown below supports loads at point A & B and is fastened to the supports at C & E. The value of F1 in kN is given in P13 and the value of F2 in kN is given i
With the help of a circuit diagram, explain how regenerative feedback is provided in an Hartley oscillator?
calculating the distance in effective handle.
Three children are riding on the edge of a merry-go-round that is 100 kg, has a 1.60-m radius, and is spinning at 20.0 rpm. The children have masses of 22.0, 28.0, and 33.0 kg. If
Q. For projectiles fired at identical speeds but a variety of angles from the ground, neglecting air resistance also the curvature of the Earth at what angle will the maximum horiz
An object which does not get its actual configuration at all on the removal of deforming force, though short the deforming force can be is a perfectly plastic body.
Refractive index: The most important optical measurement for any transparent material is its refractive index (n). The refractive index is the ratio of the speed of light (c)
Q. On what factors does the amount of optical rotation depend? The amount of optical rotation relay on (a) Thickness of crystal (b) Density of the crystal or else concent
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