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The driver of a car approaching a vertical wall notices that the frequency of the horn of his car changes from 400 Hz to 450 Hz after being reflected from the wall. Assuming The driver of a car approaching a vertical wall notices that the frequency of the horn of his car changes from 400 [...]

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 function sinwt – coswt represents (a) a SHM with a period π/ω. The function sinwt - coswt represents (a) a SHM with a period π/ω. November 7, 2020 Category: Chapter 11 - SHM , MTG NEET Physics , Part 1 ,

A particle is executing simple harmonic motion of amplitude 5 cm and period 6 s. How long will it take to move from one end of its path on one side of mean position to a position 2.5 cm on the same side of the mean position? the frequency of a tuning fork When temperature [...]

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 [...]

The displacement of a particle executing SHM is given by x = 0.25 sin 200t cm where t is in seconds. Calculate the maximum speed of the particle is The displacement of a particle executing SHM is given by x = 0.25 sin 200t cm where t is in seconds. Calculate the maximum speed of [...]