Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)

When source and detector are stationary but the wind is blowing at speed vw, the apparent wavelength lemda’ on the wind side is related to actual wavelength lemda by the apparent wavelength lemda' on the wind side is related to actual wavelength lemda by When source and detector are stationary but the wind is blowing [...]

In the given network of capacitors as shown in fig ,, given that C1 = C2 = C3 = 400 pF and C4 = C5 = C6 = 200 pF. The effective capacitance of the circuit between X and Y is given that C1 = C2 = C3 = 400 pF and C4 = C5 [...]

The work done in increasing the potential of a capacitor from V volt to 2V volt is W. Then, the work done in increasing the potential of the same capacitor from 2V volt to 4V volt will be? The work done in increasing the potential of a capacitor from V volt to 2V volt is [...]

Two identical parallel plate capacitors are connected in series and then joined in series will a batter of 100V. A slab of dielectric constant K=3 is inserted between the plates of the first capacitor. Then, the potential difference across the capacitor will be, respectively. the charge on capacitor C1 is Three capacitors are connected as [...]

An uncharged parallel plate capacitor having dielectric of constant K is connected to a similar air cored parallel capacitor charged to a potential V. The two share the charge and the common potential is V’. The dielectric constant K is. the charge on capacitor C1 is Three capacitors are connected as shown in figure. Then [...]

In figure, three capacitors C1, c2 , and C3 are joined to a battery. With symbols having their usual meaning , the correcct conditions will be and C3 are joined to a battery. With symbols having their usual meaning C2 In figure the correcct conditions will be Three capacitors C1 November 7, 2020 Category: Uncategorised [...]

Consider a source of sound S, and an observer/detector D. The source emits a sound wave of frequency f0. The frequency observed by D is found to be and an observer/detector D. The source emits a sound wave of frequency f0. The frequency observed by D is found to be Consider a source of sound [...]

For a sound wave travelling towards +x direction, sinusoidal longitudinal displacement e at a certain time is given as a function of x (see figure). If bulk modulus of air is For a sound wave travelling towards +x direction sinusoidal longitudinal displacement e at a certain time is given as a function of x (see [...]

A wall is moving with velocity u and a source of sound moves with velocity u/2 in the same direction as shown in the figure. Assuming that the sound travels with velocity 10 u, A wall is moving with velocity u and a source of sound moves with velocity u/2 in the same direction as [...]

In the figure shown, a source of sound of frequency 510 Hz moves with constant velocity vs = 20 m/s in the direction shown. The wind is blowing at a constant velocity vw = 20 m/s a source of sound of frequency 510 Hz moves with constant velocity vs = 20 m/s in the direction [...]