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In the circuit shown in figure, power developed across 1Ω,2Ω,3Ω resistances are in the ratio of:
03
Dec
In the circuit shown in figure, power developed across 1Ω,2Ω,3Ω resistances are in the ratio of: 2Ω 3Ω resistances are in the ratio of: In the circuit shown in Figure power developed across 1Ω December 3, 2020 Category: Arihant Physics by D.C Pandey , Chapter 3 - Current Electricity , Volume 2 ,
A resistance R carries a current I. The heat loss to the surroundings is λ(T−T0 ), where λ is a constant, T is the temperature of the resistance and T0 is the temperature of the atmosphere. If the coefficient of linear expansion is α, the strain in the resistance is?
03
Dec
A resistance R carries a current I. The heat loss to the surroundings is λ(T−T0 ), where λ is a constant, T is the temperature of the resistance and T0 is the temperature of the atmosphere. If the coefficient of linear expansion is α, the strain in the resistance is? A resistance R carries a [...]
The charge supplies by source varies with time t as Q = at – bt^(2). The total heat produced in resistor 2R is
03
Dec
The charge supplies by source varies with time t as Q = at – bt^(2). The total heat produced in resistor 2R is The charge supplies by source varies with time t as Q = at - bt^(2). The total heat produced in resistor 2R is December 3, 2020 Category: Arihant Physics by D.C Pandey [...]
Five identical lamps, each of resistance R = 1100 ohm are connected to a 220 volt as shown in the figure. The reading of ideal ammeter A is
03
Dec
Five identical lamps, each of resistance R = 1100 ohm are connected to a 220 volt as shown in the figure. The reading of ideal ammeter A is each of resistance R = 1100 ohm are connected to a 220 volt as shown in the figure. The reading of ideal ammeter A is Five identical [...]
A certain circuit element has a current i=2.5 sin(wt) mA, where w is the angular frequency in rad/sec, and a voltage difference between terminals v = 45 sin (wt) V, then
03
Dec
A certain circuit element has a current i=2.5 sin(wt) mA, where w is the angular frequency in rad/sec, and a voltage difference between terminals v = 45 sin (wt) V, then A certain circuit element has a current i=2.5 sin(wt) mA and a voltage difference between terminals v = 45 sin (wt) V then where [...]
A 4 μF capacitor is charged to 400 V and then its plates are joined through a resistance. The heat produced in the resistance is
03
Dec
A 4 μF capacitor is charged to 400 V and then its plates are joined through a resistance. The heat produced in the resistance is A 4 μF capacitor is charged to 400 V and then its plates are joined through a resistance. The heat produced in the resistance is December 3, 2020 Category: Arihant [...]
In steady state, the energy stored in the capacitor is :
03
Dec
In steady state, the energy stored in the capacitor is : In steady state the energy stored in the capacitor is : December 3, 2020 Category: Arihant Physics by D.C Pandey , Chapter 3 - Current Electricity , Volume 2 ,
For the circuit shown in figure, charge on the 5 uf capacitor is :
03
Dec
For the circuit shown in figure, charge on the 5 uf capacitor is : charge on the 5 uf capacitor is : For the circuit shown in figure December 3, 2020 Category: Arihant Physics by D.C Pandey , Chapter 3 - Current Electricity , Volume 2 ,
The equivalent resistance between points A and B at steady state will be :
03
Dec
The equivalent resistance between points A and B at steady state will be : The equivalent resistance between points A and B at steady state will be : December 3, 2020 Category: Arihant Physics by D.C Pandey , Chapter 3 - Current Electricity , Volume 2 ,
In the circuit in Figure, if no current flows through the galvanometer when the key k is closed, the bridge is balanced. The balancing condition for bridge is
03
Dec
In the circuit in Figure, if no current flows through the galvanometer when the key k is closed, the bridge is balanced. The balancing condition for bridge is if no current flows through the galvanometer when the key k is closed In the circuit in Figure the bridge is balanced. The balancing condition for bridge [...]