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In an aluminium (Al) bar of square cross section, a square hole is drilled and is filled with iron (Fe) as shown in the figure. The electrical resistivities of Al and Fe are 2.7 × (10^−8) Ω m and 1.0 × ( 10^−7 )Ωm, respectively. The electrical resistance between the two faces P and Q of the composite bar is
13
Nov
In an aluminium (Al) bar of square cross section, a square hole is drilled and is filled with iron (Fe) as shown in the figure. The electrical resistivities of Al and Fe are 2.7 × (10^−8) Ω m and 1.0 × ( 10^−7 )Ωm, respectively. The electrical resistance between the two faces P and Q [...]
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a square hole is drilled and is filled with iron (Fe) as shown in the figure. The electrical resistivities of Al and Fe are 2.7 × (10^−8) Ω m and 1.0 × ( 10^−7 )Ωm ,
In an aluminium (Al) bar of square cross section ,
respectively. The electrical resistance between the two faces P and Q of the composite bar is ,
Consider a thin square sheet of side L and thickness t, made of a material of resistivity rho. The resistance between two opposite faces , shown by the shaded areas in the figure , is
13
Nov
Consider a thin square sheet of side L and thickness t, made of a material of resistivity rho. The resistance between two opposite faces , shown by the shaded areas in the figure , is Consider a thin square sheet of side L and thickness t is made of a material of resistivity rho. The [...]
Two batteries with e.m.f 12 V and 13 V are connected in parallel across a load resistor of 10Ω. The internal resistances of the two batteries are 1Ω and 2Ω respectively. The voltage across the load lies between :
13
Nov
Two batteries with e.m.f 12 V and 13 V are connected in parallel across a load resistor of 10Ω. The internal resistances of the two batteries are 1Ω and 2Ω respectively. The voltage across the load lies between : The potential difference Va- Vb for the circuit shown in figure is -(22/x) V. Find the [...]
In the given circuit diagram when the current reaches steady state in the circuit , the charge on the capacitor of capacitance C will be
13
Nov
In the given circuit diagram when the current reaches steady state in the circuit , the charge on the capacitor of capacitance C will be In the given circuit diagram when the current reaches steady state in the circuit the charge on the capacitor of capacitance C will be November 13, 2020 Category: Uncategorised (JEE [...]
In the given circuit in each resistance is (1) 0.5 A (2) 0 A (3) 1 A (4) 0.25 A
13
Nov
In the given circuit in each resistance is (1) 0.5 A (2) 0 A (3) 1 A (4) 0.25 A In the given circuit in each resistance is (1) 0.5 A (2) 0 A (3) 1 A (4) 0.25 A November 13, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
In the circuit shown, the current in the 1 ohm resistor is :
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Nov
In the circuit shown, the current in the 1 ohm resistor is : In the circuit shown the current in the 1 ohm resistor is : November 13, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The number of spherical nodes in 3p orbitals are
12
Nov
The number of spherical nodes in 3p orbitals are The number of spherical nodes in 3p orbitals are November 12, 2020 Category: Chapter 2 - Atomic Structure , Chemistry , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions ,
The order of filling of electrons in the orbitals of an atom will be (a) 3d, 4s, 4p, 4d, 5s (b) 4s, 3d, 4p, 5s, 4d (c) 5s, 4p, 3d, 4d, 5s (d) 3d,4p,4s,4d,5s
12
Nov
The order of filling of electrons in the orbitals of an atom will be (a) 3d, 4s, 4p, 4d, 5s (b) 4s, 3d, 4p, 5s, 4d (c) 5s, 4p, 3d, 4d, 5s (d) 3d,4p,4s,4d,5s 3d 4d 4d (c) 5s 4p 4s 5s 5s (b) 4s 5s (d) 3d The order of filling of electrons in [...]
For azimuthal quantum number l=3, the maximum number of electrons will be
12
Nov
For azimuthal quantum number l=3, the maximum number of electrons will be For azimuthal quantum number l=3 the maximum number of electrons will be November 12, 2020 Category: Chapter 2 - Atomic Structure , Chemistry , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions ,
Which of the following ion is not isoelectronic with O2− ?
12
Nov
Which of the following ion is not isoelectronic with O2− ? Which of the following ion is not isoelectronic with O2− ? November 12, 2020 Category: Chapter 2 - Atomic Structure , Chemistry , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions ,