Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
A series LCR circuit with L= 0.12 H,C= 480 nF, and R = 23 Omega` is connected to a 230-V variable frequency supply. (a) What is the source frequency for which current amplitude is maximum? Find this maximum value. (b) What is the source frequency for which average power absorbed by the circuit is maximum? Obtain the value of maximum power. (c ) For which frequencies of the source is the power transferred to the circuit half the power at resonant frequency? (d) What is the Q-factor of the circuit?
08
Sep
A series LCR circuit with L= 0.12 H,C= 480 nF, and R = 23 Omega` is connected to a 230-V variable frequency supply. (a) What is the source frequency for which current amplitude is maximum? Find this maximum value. (b) What is the source frequency for which average power absorbed by the circuit is maximum? [...]
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A series LCR circuit with L= 0.12 H ,
and the voltage amplitude across each circuit element. ,
C= 0.50 (μ)F ,
C= 480 nF ,
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 ,
A 20 cm thick glass slab of refractive index 1.5 is kept in front of a plane mirror. Find the position of the image (relative to mirror) as seen by an observer through the glass slab when a point object is kept in air
08
Sep
A 20 cm thick glass slab of refractive index 1.5 is kept in front of a plane mirror. Find the position of the image (relative to mirror) as seen by an observer through the glass slab when a point object is kept in air find the apparent depth of the object seen below surface AB. [...]
The potential difference E and current I flowing through the ac current is given by E = 5 cos(omegat – pie/6) V and I =10 sin omega t A. Find the average power dissipated in the circuit.
08
Sep
The potential difference E and current I flowing through the ac current is given by E = 5 cos(omegat – pie/6) V and I =10 sin omega t A. Find the average power dissipated in the circuit. The potential difference E and current I flowing through the ac current is given by E = 5 [...]
An object is placed in front of a slab (mu = 1.5) of thickness 6 cm at a distance 28 cm from it. Other face of the slab is silvered. Find the position of final image.
08
Sep
An object is placed in front of a slab (mu = 1.5) of thickness 6 cm at a distance 28 cm from it. Other face of the slab is silvered. Find the position of final image. An object is placed in front of a slab (mu = 1.5) of thickness 6 cm at a distance [...]
In figure determine the apparent shift in the position of the coin. Also, find the effective refractive index of the combination of the glass and water slab.
08
Sep
In figure determine the apparent shift in the position of the coin. Also, find the effective refractive index of the combination of the glass and water slab. determine the apparent shift in the position of the coin. Also find the effective refractive index of the combination of the glass and water slab. In figure September [...]
A layer of oil 3 cm thick is floating on a layer of coloured water 5 cm thick. Refractive index of coloured water is 5/3 and the apparent depth of the two liquids appears to be 36/7 cm. Find the refractive index of oil.
08
Sep
A layer of oil 3 cm thick is floating on a layer of coloured water 5 cm thick. Refractive index of coloured water is 5/3 and the apparent depth of the two liquids appears to be 36/7 cm. Find the refractive index of oil. find the apparent depth of the object seen below surface AB. [...]
In an LR series circuit , sinusoidal voltage V=V0 sin ωt is applied . It is given that L= 35 mH, R= 11 Ω , V rms =220 V, 2π ω =50 Hz and π=22/7.Find the amplitude of current in the steady state and obtain the phase difference between the current and voltage .Also plot the variation of current for one cycle on the given graph
08
Sep
In an LR series circuit , sinusoidal voltage V=V0 sin ωt is applied . It is given that L= 35 mH, R= 11 Ω , V rms =220 V, 2π ω =50 Hz and π=22/7.Find the amplitude of current in the steady state and obtain the phase difference between the current and voltage .Also [...]
Tags:
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 ,
A resistor of 200 Ω and a capacitor of 15.0 μF are connected in series to a 220 V, 50 Hz source. (a) Calculate the current in the circuit . (b) Calcutalte the voltage (rms) across the resistor and the inductor. Is the algebraic sum of these voltages more than the source voltage? If yes, resolve the paradox.
08
Sep
A resistor of 200 Ω and a capacitor of 15.0 μF are connected in series to a 220 V, 50 Hz source. (a) Calculate the current in the circuit . (b) Calcutalte the voltage (rms) across the resistor and the inductor. Is the algebraic sum of these voltages more than the source voltage? If yes, [...]
Tags:
A resistor of 200 Ω and a capacitor of 15.0 μF are connected in series to a 220 V ,
and the voltage amplitude across each circuit element. ,
C= 0.50 (μ)F ,
In the series curcuit of fig ,
L= 60 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 ,
In figure, find the apparent depth of the object seen below surface AB.
08
Sep
In figure, find the apparent depth of the object seen below surface AB. find the apparent depth of the object seen below surface AB. In figure September 8, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A lamp with a resistance of 8 Ω is connected to a choke coil as shown in fig. this arrangement is connected to an alternating source of 110V. The current in the circuit is 11A. The frequency of the ac is 60 Hz. Find (a) the inpedence of the circuit and (b) the value of inductive of the choke coil
08
Sep
A lamp with a resistance of 8 Ω is connected to a choke coil as shown in fig. this arrangement is connected to an alternating source of 110V. The current in the circuit is 11A. The frequency of the ac is 60 Hz. Find (a) the inpedence of the circuit and (b) the value of [...]