Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
A crown glass prism of angle 5 is to be combined with a flint prism in such a way that the mean ray passes undeviated. Find (a) the angle of the flint glass prism needed and (b) the angular dispersion produced by the combination when white
08
Sep
A crown glass prism of angle 5 is to be combined with a flint prism in such a way that the mean ray passes undeviated. Find (a) the angle of the flint glass prism needed and (b) the angular dispersion produced by the combination when white A = 60 n = root 7/3. Find the [...]
For a prism, A = 60 n = root 7/3. Find the minimum possible angle of incidence, so that the light ray is refracted from the second surface. Also find delta max.
08
Sep
For a prism, A = 60 n = root 7/3. Find the minimum possible angle of incidence, so that the light ray is refracted from the second surface. Also find delta max. A = 60 n = root 7/3. Find the minimum possible angle of incidence For a prism so that the light ray is [...]
The cross section of a glass prism has the form of an isosceles triangle. One of the refracting faces is silvered. A ray of light falling normally on the other refracting face, being reflected twice, emerges through the base
08
Sep
The cross section of a glass prism has the form of an isosceles triangle. One of the refracting faces is silvered. A ray of light falling normally on the other refracting face, being reflected twice, emerges through the base being reflected twice emerges through the base The cross section of a glass prism has the [...]
A rectangular block of refractive index mu is placed on a printed page lying on a horizontal surface as shown in figure. Find the minimum value of mu so that the letter L on the page is not visible
08
Sep
A rectangular block of refractive index mu is placed on a printed page lying on a horizontal surface as shown in figure. Find the minimum value of mu so that the letter L on the page is not visible A rectangular block of refractive index mu is placed on a printed page lying on a [...]
An inductor 20 x10 ^-3H, a capacitor 100 muF, and a resistor 50 ohm are connecte4d in series across a source of emf V =10 sin 314 t. find the energy dissipated in the circuit in 20 min.
08
Sep
An inductor 20 x10 ^-3H, a capacitor 100 muF, and a resistor 50 ohm are connecte4d in series across a source of emf V =10 sin 314 t. find the energy dissipated in the circuit in 20 min. a capacitor 100 muF An inductor 20 x10 ^-3H and a resistor 50 ohm are connecte4d in [...]
A prism has refracting angle equal to pie/2. It is given the gama is the angle of minimum deviation and beta is the deviation of the ray entering at grazing incidence. Prove that sin gama = sin^2 Beta.
08
Sep
A prism has refracting angle equal to pie/2. It is given the gama is the angle of minimum deviation and beta is the deviation of the ray entering at grazing incidence. Prove that sin gama = sin^2 Beta. refracting angle A so that there is no emergent ray irrespective of the angle of incidence? What [...]
Figure shows a triangular prism of refracting angle 90. A ray of light incident at face AB at an angle theta 1 refracts at point Q with an angle refraction 90. (a) What is the refractive index of the prism in terms of theta 1?
08
Sep
Figure shows a triangular prism of refracting angle 90. A ray of light incident at face AB at an angle theta 1 refracts at point Q with an angle refraction 90. (a) What is the refractive index of the prism in terms of theta 1? refracting angle A so that there is no emergent ray [...]
Find the rms and the average values of the saw tooth wave form shown in fig.
08
Sep
Find the rms and the average values of the saw tooth wave form shown in fig. Find the rms and the average values of the saw tooth wave form shown in fig. September 8, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
an inductive circuit draws a power 550 W from a 220 V -50 Hz source. The power factor of the circuit is 8. the current in the circuit lags behind the voltage. show that a capacitor of about 1/42pie x 106-2 F will have to be connected in the circuit to bring its power factor to unity
08
Sep
an inductive circuit draws a power 550 W from a 220 V -50 Hz source. The power factor of the circuit is 8. the current in the circuit lags behind the voltage. show that a capacitor of about 1/42pie x 106-2 F will have to be connected in the circuit to bring its power factor [...]
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and the voltage amplitude across each circuit element. ,
C= 0.50 (μ)F ,
In an LR series circuit ,
In the series curcuit of fig ,
L= 60 mH ,
R= 11 Ω ,
sinusoidal voltage V=V0 sin ωt is applied . It is given that L= 35 mH ,
source amplitude is E0=50Vandω=10000rads−1. Find the reactances XLandXC ,
suppose R= 300 Ω ,
the current amplitude I0 ,
the impedance Z ,
the phase angle ϕ ,
V rms =220 V ,
Obtain the resonant frequency and Q-factor of a series LCR circuit with L=3.0 H, C= 27 (μ) F,and R =7.4 Ω. How will you improve the shapness of resonance of the circuit by a factor of 2 by readucing its full width at half maximum?
08
Sep
Obtain the resonant frequency and Q-factor of a series LCR circuit with L=3.0 H, C= 27 (μ) F,and R =7.4 Ω. How will you improve the shapness of resonance of the circuit by a factor of 2 by readucing its full width at half maximum? and R =7.4 Ω. How will you improve the shapness [...]