Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
Two cars are moving on two perpendicular roads towards a crossing with uniform speeds of 72 km/h and 36 km/h. If second car blows horn of frequency 280 Hz, then the frequency
07
Nov
Two cars are moving on two perpendicular roads towards a crossing with uniform speeds of 72 km/h and 36 km/h. If second car blows horn of frequency 280 Hz, then the frequency then the frequency Two cars are moving on two perpendicular roads towards a crossing with uniform speeds of 72 km/h and 36 km/h. [...]
Three plates A, b, and C each of area 50 cm^2 have separation 3 mm between A and B and 3 mm between B and C. The energy stored when the plates are fully charged is
07
Nov
Three plates A, b, and C each of area 50 cm^2 have separation 3 mm between A and B and 3 mm between B and C. The energy stored when the plates are fully charged is and C each of area 50 cm^2 have separation 3 mm between A and B and 3 mm between [...]
A source of sound emits 200 pie W power which is uniformly distributed over a sphere of radius 10 m. What is the loudness of sound on the surface of the sphere ?
07
Nov
A source of sound emits 200 pie W power which is uniformly distributed over a sphere of radius 10 m. What is the loudness of sound on the surface of the sphere ? A source of sound emits 200 pie W power which is uniformly distributed over a sphere of radius 10 m. What is [...]
A man standing on a platform hears the sound of frequency 605 Hz coming from a frequency 550 Hz from a train whistle moving towards the platform. If the velocity of sound
07
Nov
A man standing on a platform hears the sound of frequency 605 Hz coming from a frequency 550 Hz from a train whistle moving towards the platform. If the velocity of sound A man standing on a platform hears the sound of frequency 605 Hz coming from a frequency 550 Hz from a train whistle [...]
A whistle emitting a sound of frequency 440 Hz is tied to a string of 1.5 m length and rotated with an angular velocity of 20 rad/s in the horizontal plane. Then the range of frequencies
07
Nov
A whistle emitting a sound of frequency 440 Hz is tied to a string of 1.5 m length and rotated with an angular velocity of 20 rad/s in the horizontal plane. Then the range of frequencies A whistle emitting a sound of frequency 440 Hz is tied to a string of 1.5 m length and [...]
A source of sound S is moving with a velocity 50 m/s towards a stationary observer. He measures the frequency of the source as 1000 Hz. What will be the apparent frequency
07
Nov
A source of sound S is moving with a velocity 50 m/s towards a stationary observer. He measures the frequency of the source as 1000 Hz. What will be the apparent frequency A source of sound S is moving with a velocity 50 m/s towards a stationary observer. He measures the frequency of the source [...]
The plates of a parallel plate capacitor are charged up to 100 v. Now, after removing the battery, a 2mm thick plate is inserted between the plates Then, to maintain the same potential deffernce, the distance betweem the capacitor plates is increase by 1.6 mm. The dielectric constant of the plate is .
07
Nov
The plates of a parallel plate capacitor are charged up to 100 v. Now, after removing the battery, a 2mm thick plate is inserted between the plates Then, to maintain the same potential deffernce, the distance betweem the capacitor plates is increase by 1.6 mm. The dielectric constant of the plate is . a 2mm [...]
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a 2mm thick plate is inserted between the plates Then ,
after removing the battery ,
the distance betweem the capacitor plates is increase by 1.6 mm. The dielectric constant of the plate ,
The plates of a parallel plate capacitor are charged up to 100 v. Now ,
to maintain the same potential deffernce ,
A number of capacitors , each of equal capacitance C , are arranged as shown in figure. The equivalent capacitance between A and B is
07
Nov
A number of capacitors , each of equal capacitance C , are arranged as shown in figure. The equivalent capacitance between A and B is A number of capacitors are arranged as shown in figure. The equivalent capacitance between A and B is each of equal capacitance C November 7, 2020 Category: Uncategorised (JEE Advanced [...]
An observer moves towards a stationary source of sound with a speed (1/5)th of the speed of sound. The wavelength and frequency of the source emitted are lemda and f, respectively.
07
Nov
An observer moves towards a stationary source of sound with a speed (1/5)th of the speed of sound. The wavelength and frequency of the source emitted are lemda and f, respectively. An observer moves towards a stationary source of sound with a speed (1/5)th of the speed of sound. The wavelength and frequency of the [...]
Speed of sound wave is v. If a reflector moves towards a stationary source emitting waves of frequency f with speed u, the frequency of reflected waves will be
07
Nov
Speed of sound wave is v. If a reflector moves towards a stationary source emitting waves of frequency f with speed u, the frequency of reflected waves will be Speed of sound wave is v. If a reflector moves towards a stationary source emitting waves of frequency f with speed u the frequency of reflected [...]