Physics question and answers for January 14, 2024
- Q and 2C are connected in parallel and charged to a potential difference V Now the battery is disconnected and the region between the capacitor plates of capacitance C is completely...
- Q 4 depend on internal resistance of the cell 5 Two identical plates of a parallel plate capacitor are given charges q and 3q If o and o are the charge...
- Q A cumulonimbus cloud is 5 km long and 2 km wide and has its base 1 km above the surface of the earth as shown here Conside the cloud and...
- Q A capacitor of capacitance 10 uF is charged to 40 V and a second capacitor of capacitance 15 F is charged to 30 V If they are connected in parallel...
- Q A slab of material of dielectric constant 3 has the same area plates of parallel plate capacitor and thickness where d is plate separation The new capacity when slab is...
- Q For the circuit shown in the figure determine the char of the capacitor in steady state 3 a 4 C 102 3V www 6V b 6 C 152 202 www...
- Q The capacitance of spherical capacitor is 1 uF If the separation between the two spherical shells is 1 mm The radius of outer shell is nearly 30 cm 60 cm...
- Q 20 The capacities and connection of five capacitors are shown in the adjoining figure The potential difference between the points A and B is 60 volts Then the equivalent capacity...
- Q 3 Two condensers of capacities 1 F and 2F are connected in series and the systemis charged to 120 volts Then the P D on 1F capacitor in volts will...
- Q 9 Four condensers are joined as shown in the adjoining figure The capacity of each is 8uF The equivalent capacity between the points A and B will be 4 HR...
- Q W 3 If at t 0 the switch S is closed then the charge on capacitor in the given circuit initially uncharged when the current through battery becomes 50 of...
- Q 4 Four capacitors of each of capacity 3 F are connected as shown in the adjoining figure The ratio of equivalent capacitance between A and B and between A and...
- Q 5 The capacities of two conductors are c and c and their respective potentials are v and v If they are connected by a thin wire then the loss of...
- Q dielectric having dielectric constant as shown in the figure Find the force acting on a unit surface of the plate from the dielectric 58 WHITR Centar Ridea Audi fagur SARRI...
- Q 7 In the figure shown P and P are two conducting plates having charges of equal magnitude and opposite sign Two dielectrics of dielectric constant K and K fill the...
- Q In the given circuit all the capacitors are initially uncharged After closing the switch s for a long time suddenly s is also closed and kept closed for a long...
- Q In the given circult all three capacitors are initially uncharged It a battery of emf E is connected between the points A and B the potential difference across the capacitor...
- Q some charges on them as shown Find the charge flown through switch after closing the switch 3Qnc 8Q Q A cl 8 moit nertons 3 or no one awolt tana...
- Q of energy Five identical plates of dimension 5 cm x 8 m are placed at separation of 8 85 mm from each other If they are connected through a battery...
- Q 1 2 3 5 Capacity of an isolated sphere is increased n times when it is enclosed by an earthed concentric sphere The ratio of their radii would be R...
- Q When three capacitors of equal capacities are connected in parallel and one of the same capacity is connected in series with its combination The resultant capacity is 3 75 F...
- Q Question 2 Three capacitor C 2 F C2 3uF and C3 4 F are separately charged with battery of potential difference 40V 30V and 10V respectively and then disconnected After...
- Q What is the voltage across capacitor in steady state 6V 792 30 A www www 10 C D www 622 E 120 2 2 V B at higher potential O...
- Q Three capacitors C 12F C 6F and C3 8F are separately charged with battery such that charge on capacitors are 48 coulomb 18 coulomb and 56 coulomb respectively and then...
- Q Q15 Two capacitors of capacitances C and 2C are charged to potential differences V and 2V respectively These are then connected in parallel in such a manner that the positive...
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