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Two progressive wave are represented by the following equations ..y1=10sin2π(10t−0.1x) and y2=20sin2π(20t−0.2x). Find the ratio of their intensities
12
Nov
Two progressive wave are represented by the following equations ..y1=10sin2π(10t−0.1x) and y2=20sin2π(20t−0.2x). Find the ratio of their intensities Two progressive wave are represented by the following equations ..y1=10sin2π(10t−0.1x) and y2=20sin2π(20t−0.2x). Find the ratio of their intensities November 12, 2020 Category: Chapter 17 - Wave Motion , MTG NEET Physics , Part 1 ,
Extraction of zinc from zinc blende is achieved by (a) Electrolytic reduction (b) Roasting followed by reduction with carbon
12
Nov
Extraction of zinc from zinc blende is achieved by (a) Electrolytic reduction (b) Roasting followed by reduction with carbon Extraction of zinc from zinc blende is achieved by (a) Electrolytic reduction (b) Roasting followed by reduction with carbon November 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The phase velocity of a wave decribed by the equation ψ=ψosin(kx+ωt+π/2) is?
12
Nov
The phase velocity of a wave decribed by the equation ψ=ψosin(kx+ωt+π/2) is? The phase velocity of a wave decribed by the equation ψ=ψosin(kx+ωt+π/2) is? November 12, 2020 Category: Chapter 17 - Wave Motion , MTG NEET Physics , Part 1 ,
Two waves of the same kind and of the same amplitutde A superpose at a point with a phase difference of ϕ between them.Find the resultant amplitude(R)
12
Nov
Two waves of the same kind and of the same amplitutde A superpose at a point with a phase difference of ϕ between them.Find the resultant amplitude(R) Two waves of the same kind and of the same amplitutde A superpose at a point with a phase difference of ϕ between them.Find the resultant amplitude(R) November [...]
A metal wire with volume density ρ and young’s modulus Y is stretched between rigid supports. At temperature T , the speed of a transverse wave is found to be v1 . When temperature decreases T−ΔT , the speed increases to v2 . The coefficient of linear expansion of wire.
12
Nov
A metal wire with volume density ρ and young’s modulus Y is stretched between rigid supports. At temperature T , the speed of a transverse wave is found to be v1 . When temperature decreases T−ΔT , the speed increases to v2 . The coefficient of linear expansion of wire. A metal wire with volume [...]
A sodium salt on treatment with MgCl2 gives white precipitate only on heating. The anion of the sodium salt is (a) HCO3- (b) CO3 2- (c) NO3 – (d) SO4 2-
12
Nov
A sodium salt on treatment with MgCl2 gives white precipitate only on heating. The anion of the sodium salt is (a) HCO3- (b) CO3 2- (c) NO3 – (d) SO4 2- A sodium salt on treatment with MgCl2 gives white precipitate only on heating. The anion of the sodium salt is (a) HCO3- (b) CO3 [...]
Figure shows a string of linear mass density 1.0gcm−1 on which a wave pulse is travelling. Find the time taken by pulse in travelling through a distance of 50cm on the string. Take g=10ms−2
12
Nov
Figure shows a string of linear mass density 1.0gcm−1 on which a wave pulse is travelling. Find the time taken by pulse in travelling through a distance of 50cm on the string. Take g=10ms−2 Figure shows a string of linear mass density 1.0gcm−1 on which a wave pulse is travelling. Find the time taken by [...]
By which process Pb and Sn are extracted respectively by (a) Carbon reduction : Self reduction (b) Self reduction : Carbon reduction
12
Nov
By which process Pb and Sn are extracted respectively by (a) Carbon reduction : Self reduction (b) Self reduction : Carbon reduction By which process Pb and Sn are extracted respectively by (a) Carbon reduction : Self reduction (b) Self reduction : Carbon reduction November 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]
In the figure the string has a mass 4.5 g. How much time will it take for a transverse disturbance produced at the floor to reach the pulley? (Take g=10 ms−2)
12
Nov
In the figure the string has a mass 4.5 g. How much time will it take for a transverse disturbance produced at the floor to reach the pulley? (Take g=10 ms−2) In the figure the string has a mass 4.5 g. How much time will it take for a transverse disturbance produced at the floor [...]
Roasted gold ore Au + CN- + H2O to (X) + OH-; (X) + Zn to (Y) + Au. (X) and (Y) are (a) X = (Au (CN-)2)-; Y = (Zn(CN)4)2-
12
Nov
Roasted gold ore Au + CN- + H2O to (X) + OH-; (X) + Zn to (Y) + Au. (X) and (Y) are (a) X = (Au (CN-)2)-; Y = (Zn(CN)4)2- Roasted gold ore Au + CN- + H2O to (X) + OH-; (X) + Zn to (Y) + Au. (X) and (Y) are (a) [...]