Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
In the circuit shown switches S1 and S2 have been closed for 1sec and S2 remained open.Just after 1 second is over switch S2 is closed and S1, S3 are opened.Find (a) the maximum current in the inductor coil and maximum charge in capacitor. (b) The charge on the upper plate of the capacitor as function of time taking the instant of switching on of S2 and switching off all time switches to be t=0
08
Sep
In the circuit shown switches S1 and S2 have been closed for 1sec and S2 remained open.Just after 1 second is over switch S2 is closed and S1, S3 are opened.Find (a) the maximum current in the inductor coil and maximum charge in capacitor. (b) The charge on the upper plate of the capacitor as [...]
A light ray is incident on a glass sphere of reflective index mu = root 3 at an angle of incidence 60 as shown in figure. Find the angles r, r’, e and the total deviation after two refractions.
08
Sep
A light ray is incident on a glass sphere of reflective index mu = root 3 at an angle of incidence 60 as shown in figure. Find the angles r, r’, e and the total deviation after two refractions. A light ray is incident on a glass sphere of reflective index mu = root 3 [...]
A ray of light is incident on a transparent glass slab of refractive index root 3. If the reflected and refracted rays are mutually perpendicular, what is the angle of incidence?
08
Sep
A ray of light is incident on a transparent glass slab of refractive index root 3. If the reflected and refracted rays are mutually perpendicular, what is the angle of incidence? A ray of light is incident on a transparent glass slab of refractive index root 3. If the reflected and refracted rays are mutually [...]
Find the speed of light in medium a if speed of light in medium b is c/3, where c = speed of light in vacuum and light refracts from medium a to medium b making 45 and 60, respectively, with the normal.
08
Sep
Find the speed of light in medium a if speed of light in medium b is c/3, where c = speed of light in vacuum and light refracts from medium a to medium b making 45 and 60, respectively, with the normal. Find the speed of light in medium a if speed of light in [...]
Determine the refractive index of glass with respect to water. Given that mu g = 3/2; mu w = 4/3.
08
Sep
Determine the refractive index of glass with respect to water. Given that mu g = 3/2; mu w = 4/3. Determine the refractive index of glass with respect to water. Given that mu g = 3/2; mu w = 4/3. September 8, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Find the velocity of image in a situation as shown in the figure.
08
Sep
Find the velocity of image in a situation as shown in the figure. Find the velocity of image in a situation as shown in the figure. September 8, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A battery of emf E and of negligible internal resistance is connected in a L−R circuit as shown in figure. The inductor has a piece of soft iron inside it. When steady state is reached in the piece of soft iron is abruptly pulled out suddenly so that the inductance of the inductor decreases to nL with n<1 with battery remaining connected. Calculate. a. Current as a function of time assuming t=0 at the instant when piece is pulled. b. the work done to pull out the piece.
08
Sep
A battery of emf E and of negligible internal resistance is connected in a L−R circuit as shown in figure. The inductor has a piece of soft iron inside it. When steady state is reached in the piece of soft iron is abruptly pulled out suddenly so that the inductance of the inductor decreases to [...]
The capacitors shown in the circuit have capacitance C1 = C and C2 = 3C and they have been charged to potenitals V1=2V0 and V2=3V0 respectively. Switch S is closed to connect them to the inductor L. (a) Find the maximum current through the inductor (b) Find potential difference across C1 and C2 when the current in the inductor is maximum.
08
Sep
The capacitors shown in the circuit have capacitance C1 = C and C2 = 3C and they have been charged to potenitals V1=2V0 and V2=3V0 respectively. Switch S is closed to connect them to the inductor L. (a) Find the maximum current through the inductor (b) Find potential difference across C1 and C2 when the [...]
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a or b ,
c or d ,
E = 120 V ,
In the circuit shown in fig ,
In the circuit shown in Figure ,
Initially the 900μF capacitor is charged to 100 V and the 100μF capacitor is uncharged in Fig. Then switch S2 is closed for time t1 ,
is at higher potential? (c) What is the potential difference Vcd across the inductor L? (d) Which point ,
is at steady state. if R1 = R2= R3 =R and the current through each resistor is i. Find the currents through the resistors immediately after the switch S is opened. ,
R1 = 30.0 Ω ,
R2 =50.0Ω and L = 0.200 H. Switch S is closed at t=0. Just after the switch is closed.(a) What is the potential difference Vab across the inductor R1? (b) Which point ,
A point object is moving with velocity 5 cm/s at angle 37 towards a stationary concave mirror of focal length 20 cm as shown in figure. Find the image position and its velocity when the object is at a distance 30
08
Sep
A point object is moving with velocity 5 cm/s at angle 37 towards a stationary concave mirror of focal length 20 cm as shown in figure. Find the image position and its velocity when the object is at a distance 30 A vertically erect object placed on the optic axis at a distance (5/2)f from [...]
In the circuit shown in fig, s1 and s2 are switches. S2 remains closed for a long time and s1 is opened. Now S1 is also closed. just after S1 is closed, find the potential difference (V) across R and di/dt in L.
08
Sep
In the circuit shown in fig, s1 and s2 are switches. S2 remains closed for a long time and s1 is opened. Now S1 is also closed. just after S1 is closed, find the potential difference (V) across R and di/dt in L. find the potential difference (V) across R and di/dt in L. In [...]