Chemistry-
General
Easy
Question
The number of spectral lines formed during transition from n=5 to ground state is calculated by the equation:
The correct answer is:
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There are 10 identical capacitors each of capacitance C
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Four capacitors and two batteries are connected as shown in the diagram. If Va and Vb denote the potentials of the points ‘a’ and ‘b’ then
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A parallel plate capacitor has smooth square plates of side “a”. It is charged by a battery so that, the charge density becomes s . After charging, the battery is disconnected. Now a smooth dielectric slab of length a which can fill the space between the plates is introduced between the plates from one side between the plates
A parallel plate capacitor has smooth square plates of side “a”. It is charged by a battery so that, the charge density becomes s . After charging, the battery is disconnected. Now a smooth dielectric slab of length a which can fill the space between the plates is introduced between the plates from one side between the plates
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A parallel plate capacitor of plate area A plate separation d is charged to potential difference V and then the battery is disconnected. A slab of dielectric constant K is then inserted between the plates of the capacitor so as to fill the space between the plates.If Q, E and W denotes respectively, the magnitude of charge on each plate, the electric field between the plates (after the slab is inserted), and work done on the system in the process of inserting the slab, then
A parallel plate capacitor of plate area A plate separation d is charged to potential difference V and then the battery is disconnected. A slab of dielectric constant K is then inserted between the plates of the capacitor so as to fill the space between the plates.If Q, E and W denotes respectively, the magnitude of charge on each plate, the electric field between the plates (after the slab is inserted), and work done on the system in the process of inserting the slab, then
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In the circuit shown in the diagram, E is the e.m.f of the cell, connected to two resistances, each of magnitude R and a capacitor of capacitance C as shown in the diagram. If the switch key K is closed at time t = 0, the growth of potential V across the capacitor will be correctly given by
In the circuit shown in the diagram, E is the e.m.f of the cell, connected to two resistances, each of magnitude R and a capacitor of capacitance C as shown in the diagram. If the switch key K is closed at time t = 0, the growth of potential V across the capacitor will be correctly given by
Physics-General
