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A set of 24 tuning forks are so arranged that each gives 6 beats per second with the previous one. If the frequency of the last tuning fork is double that of the first, frequency of the second tuning fork is
12
Nov
A set of 24 tuning forks are so arranged that each gives 6 beats per second with the previous one. If the frequency of the last tuning fork is double that of the first, frequency of the second tuning fork is A set of 24 tuning forks are so arranged that each gives 6 beats [...]
A source of sound gives 5 beats per second, when sounded together with another source of frequency 100 Hz . The second harmonic of the source, together with a source of frequency 205 Hz gives 5 beats per second. What is frequency of the source?
12
Nov
A source of sound gives 5 beats per second, when sounded together with another source of frequency 100 Hz . The second harmonic of the source, together with a source of frequency 205 Hz gives 5 beats per second. What is frequency of the source? A source of sound gives 5 beats per second together [...]
A uniform wire of length L, diameter D and density ρ is stretched under a tension T. The correct relation between its fundamental frequency f, the length L and the diameter D is:
12
Nov
A uniform wire of length L, diameter D and density ρ is stretched under a tension T. The correct relation between its fundamental frequency f, the length L and the diameter D is: A uniform wire of length L diameter D and density ρ is stretched under a tension T. The correct relation between its [...]
Chemical reduction is not suitable for converting (a) Bauxite into aluminium (b) Cuprite into copper (c) Haematite into iron
12
Nov
Chemical reduction is not suitable for converting (a) Bauxite into aluminium (b) Cuprite into copper (c) Haematite into iron Chemical reduction is not suitable for converting (a) Bauxite into aluminium (b) Cuprite into copper (c) Haematite into iron November 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
In the metallurgical extraction of zinc from ZnO the reducing agent used is (a) Carbon monoxide (b) Sulphur dioxide (c) Carbon dioxide (d) Nitric oxide
12
Nov
In the metallurgical extraction of zinc from ZnO the reducing agent used is (a) Carbon monoxide (b) Sulphur dioxide (c) Carbon dioxide (d) Nitric oxide In the metallurgical extraction of zinc from ZnO the reducing agent used is (a) Carbon monoxide (b) Sulphur dioxide (c) Carbon dioxide (d) Nitric oxide November 12, 2020 Category: Uncategorised [...]
Velocity of sound in air is 320m/s. A pipe closed at one end has a length of 1m. Neglecting the end corrections, the air column in the pipe cannot resonate with sound of frequency :
12
Nov
Velocity of sound in air is 320m/s. A pipe closed at one end has a length of 1m. Neglecting the end corrections, the air column in the pipe cannot resonate with sound of frequency : the air column in the pipe cannot resonate with sound of frequency : Velocity of sound in air is 320m/s. [...]
Find the current in 5 ohm resistance ( in A ) in circuit shown in figure .
12
Nov
Find the current in 5 ohm resistance ( in A ) in circuit shown in figure . Find the current in 5 ohm resistance ( in A ) in circuit shown in figure . November 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Electrometallurgical process is used to extract (a) Fe (b) Pb (c) Na (d) Ag
12
Nov
Electrometallurgical process is used to extract (a) Fe (b) Pb (c) Na (d) Ag Electrometallurgical process is used to extract (a) Fe (b) Pb (c) Na (d) Ag November 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Nine wires each of resistance are connected to make a prism as shown in figure. Find the equivalent resistance of the arrangement across AB (in ohm )
12
Nov
Nine wires each of resistance are connected to make a prism as shown in figure. Find the equivalent resistance of the arrangement across AB (in ohm ) Nine wires each of resistance are connected to make a prism as shown in figure. Find the equivalent resistance of the arrangement across AB (in ohm ) November [...]
The metal extracted by electrolysis of its fused salt is (a) Iron (b) Lead (c) Sodium (d) Copper
12
Nov
The metal extracted by electrolysis of its fused salt is (a) Iron (b) Lead (c) Sodium (d) Copper The metal extracted by electrolysis of its fused salt is (a) Iron (b) Lead (c) Sodium (d) Copper November 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,