Physics question and answers for January 14, 2024
- Q Question Two insulated charged spheres of radii R1 and R2 having charges Q1 and Q2 respectively are connected to each other There is 1 Point no change in the energy...
- Q An air filled capacitor of capacitance C is completely filled with a dielectric material of dielectric constant k and then capacitor is connected to an ideal battery of emf V...
- Q ers with capacities C 2C 3C and 4C are charge to the voltage V 2V 3V and 4V correspondingly The circuit is closed The voltage on the condensers in equilibrium...
- Q If the capacitance ratio C figure is Answer A B C D C Your Attempt C n then the potential difference V between points M and N in the given...
- Q The two plates of a parallel plate capacitor of capacitance C carry total charge Qand If a resistance is connected across t capacitor the total heat dissipated in the resistance...
- Q 2 28 A capacitor has charge 50 C When the gap between the plates is filled with glass wool then 120 C charge flows through the battery to capacitor The...
- Q Two capacitors of capacitances C and 2C are connected in parallel and are charged to a potential difference of V If now battery is removed an a material of dielectric...
- Q Q A In the circuit shown in the Figure ABCD is a rect angular and vertical frame of conducting wires having three capacitors EFGH is in horizontal plane having two...
- Q Two ideal inductors each of inductance L are connected in series and a capacitor of capacitance C is connected in parallel to one of the inductors This combination is connected...
- Q figure is Answer A B C C D C Your Attempt C C OM ON Correct answer If E 110 V and n 2 then V 10 V If E...
- Q Three capacitors of capacitance 18 F 9 F and 3 F are connected once in series and next times in parallel The ratio of equivalent capacitance in two cases Cp...
- Q In the circuit shown in figure the applied potential difference between points A and B is 100 V then potential difference across 6 F capacitor is A 4 F 10...
- Q A tuned circuit consisting of an inductor and a parallel plate capacitor of capacitance C with plate separation d has a resonating frequency L What will be the resonating frequency...
- Q An isolated charged capacitor when filled with a dielectric k 3 has charge Q voltage V and electric field E If the dielectric is replaced by another dielectric K 9...
- Q Three identical capacitors and two identical batteries of negligibl internal resistance are connected as shown in figure Neglect the resistance of the wires and all the three switches are initially...
- Q 37 8 Sri Chaitanya IIT Academy 13 11 16 Sr Super60 JEE ADV 2011 P1 RPTA 11 Q P reaching the end d the insect jumps into air such that...
- Q A parallel plate capacitor with square plates is filled with four dielectrics of dielectric constants K K K K arranged as shown in the figure The effective dielectric constant K...
- Q xiii Figure 5 150 shows LC circuit with initial charge on capacitor 200 C If at t 0 switch is closed find the first instant when energy stored in inductor...
- Q 0 A long cylindrical capacitor of inner radius x variable and outer radius b is charged to potential Vo If dielectric strength of medium between plates is Eo and capacitor...
- Q 9 Three capacitors connected in series have an effective capacitance of 2 2 poin uF If one of the capacitors is removed the effective capacitance becomes 3 F The capacitance...
- Q The space between two concentric conducting spherical shells of radii b 2 20 cm and a 1 10 cm is filled with a substance of dielectric constant K 14 3...
- Q SolveLancer Test In the given figure all the metal plates are identical and are at distance d from each other The area of all plates is A P The charge...
- Q A capacitor of capacitance C is charged to a potential difference V from a cell and then disconnected from it A charge Q is now given to its positive plate...
- Q Effective capacitance of parallel combinatio of two capacitors C and C is 10 uF Whe these capacitors are individually connected a voltage source of IV the energy stored in t...
- Q Q 32 Two concentric spherical shells have radii a and b a Write the capacitance of the system in following cases a Positive terminal of the battery is connected to...
- Q 6 If the two springs with spring constants k and k are 2 arranged as shown in figure then the effective spring constant of two spring system will be a...
- Q Question 12 Conducting sphere of radius a is surrounded by another spherical conducting shell of radius b The space between them is filled with dielectric material of conductivity o and...
- Q 5 In the circuit shown when the switch is closed the capacitor is charged with time constant and when switch is open then capacitor discharge with time constant to then...
- Q xi A circuit consists of a source of a constant EMFE and a resistance R and a capacitor with capacitance C connected in series The internal resistance of the source...
- Q Use the imaging method to find the capacitance per unit length starting from the page of the plane cylinder system in figure 1 Also calculate the force exerted by the...
- Q Q49 A capacitor of Capacitance 1uF is filled with two dielectric of dielectric constant 4 and 6 in equal amount as shown in the diagram The new capacitance would be...
- Q The potential in given circuit is M C 1 F P C 2 F q R 3S2 R 652 www www Q 12 V HT 1 zero 3 3 6...
- Q 1 Plates of a parallel plate capacitor have area A and distance between them is d A potential difference Vis maintained across the capacitor by a battery Two identical dielectric...
- Q The reading of the A C voltmeter in the network shown in figure is where Vis in volt NCERT Pg 245 112 1 400 V 3 200 V 11 Q2...
- Q Related to adjacent circuit after switch S is closed which of the following statements are correct A B A S S A Flux through closed surface S is zero B...
- Q The capacitance of the capacitor formed by introducing three slabs of three different dielectric material between the plates of ta parallel plate capacitor as shown in the figure is A...
- Q 14 Suppose you need a capacitor bank with a total capacitance of 0 750 F 1 point withstanding 160 V but you have only 1 50 mF capacitors withstanding 40...
- Q Find the equivalent capacitance in uF between points P and Q of the combination shown in figure if capacitance of capacitor is C 4 5 F DO Answer 00 10...
- Q 7 In oscillating LC circuit the total stored energy is U and maximum charge upon capacitor is Q the When the charge upon the capacitor is 2 energy stored in...
- Q A B C D E The figure above shows four very thin parallel planes of charge with equal separation between them The charge density on plate 1 is 2 o...
- Q Fill in the blank The energy stored in a capacitor becomes times of its initial value U when the air in charged isolated capacitor is replaced by a medium of...
- Q rging and discharging of a capacitor through resistance In the following circuit a capacitor is charged from q 0 to q 2 C after switching on the circuit find energy...
- Q Four identical conducting plates are placed at separation d from each other Plates are given charges q 2q 3q 4q respectively as shown Switch S is closed Based on this...
- Q A 2 F capacitor is charged as shown in figure The percentage of its stored energy dissipated after the switch S is turned in position 2 is 1 2 1...
- Q 2 Two dielectric slabs of dielectric constant K and 2K are placed inside a parallel plate capacitor whose initial capacitance with vacuum between the plates was C as shown The...
- Q A parallel plate capacitor has plate area A the distance between its two plates x and y is d and a dielectric slab of dielectric constant is filled between the...
- Q a parallel plate capacitor the separation between the plates is 3mm 1mm with air between them Now a thick layer of a material of dielectric constant 2 is introduced between...
- Q 3 Zero 19 In the given network of capacitors the equivalent capacitance between points A and B is A T H B Road New Delhi 110005 Pt 01141
- Q An air filled parallel plate capacitor is connected to a battery and allowed to charge up Now a slab of dielectric material is placed between the plates of the capacitor...
- Q Find the charge on the capacitor C in the following circuit 1 2 3 4 orrect Answer 4 ur Anguer 1 12 C 14 C 20 C 18 c 2...
- Q Switch S and S2 is closed at t 0 then choose the correct statement s Initial current in each circuit is same 2 F achieves 50 of its steady charge...
- Q 3 1 1 18 Three capacitors are connected as shown in the figure The potential at point O is equal to 1 1 4 volt 10 volt 1 F 7...
- Q Find potential difference in volt between the plates of a parallel plate capacitor if charge on capacitor is 100 C The plate area is x 10 2cm and separation between...
- Q In the given circuit all three capacitors are initially uncharged If a battery of emf E is connected between the points A and B the potential difference across the capacitor...
- Q 2 3 4 For the given input voltage waveform V t the output voltage waveform V t across the capacitor is correctly depicted by in 1kQ 3V 1 2V www...
- Q All capacitors in the network shown are initially uncharged If a battery of emf Eis connected between the points M and O and the potential difference between the points N...
- Q The separation between the plates of an uncharged capacitor of capacitance Cis d Initially there is air dielectric constant 1 between the plates A slab of a material of dielectric...
- Q A capacitor of capacitance Cis charged to a potential difference and then connected to two resistances Rand 4R as shown The total resistance of the branch containing the capacitor is...
- Q Q15 54 A capacitor of capacitance Cis charged to a potential difference To and then connected to two resistances R and 4R as shown The total resistance of the branch...
- Q Q 8 54 The separation between the plates of an uncharged capacitor of capacitance Cis d Initially there is air dielectric constant 1 between the plates A slab of a...
- Q Q14 54 All capacitors in the network shown are initially uncharged If a battery of emf Eis connected between the points M and O and the potential difference between the...
- Q Q 2 54 In the circuit shown the battery is ideal and both capacitors are initially uncharged If the switch Sis closed the current through the switch immediately afterwards and...
- Q Capacitor C of capacity 1 F and capacitor C of capacity 2 F are separately charged fully by a common battery The two capacitors are then separately allowed to discharge...
- Q Q 4 54 In the given circuit all three capacitors are initially uncharged If a battery of emf Eis connected between the points A and B the potential difference across...
- Q A capacitor of capacitance 20 F is charged to a potential difference of 50 V with a battery The battery is then disconnected and an additional charge of 200 C...
- Q Two capacitors of capacitances Cand 20 are connected in parallel and are charged to a potential difference of V If now battery is removed and a material of dielectric constant...
- Q A parallel plate capacitor with air between the plates has capacitance of 8 pF What will be capacitance if the distance between plates is reduced by half and space between...
- Q Two identical parallel plate capacitors are placed 9 in series and connected to a constant voltage source of Vo volt If one of the capacitors is completely immersed in a...
- Q charge A conductor A of capacity 20 C and another condenser B of capacity 10 F has a charge 40 C If they are connected parallel then 1 charge flows...
- Q MATCH LIS nswer questions 1 2 by appropriately matching the list based on the information given in th aragraph All identical capacitor plates each of area A are arranged such...
- Q In the circuit shown there is steady state with the switch closed The switch is opened at t 0 Choose the incorrect option Given 24V C 3F and C 2F...
- Q A parallel capacitor has some dielectric between its plates and it is charged by using a battery The battery is now disconnected and then the dielectric is removed Explain the...
- Q Resistance of each side of the cube is R 10 If switch Sis closed at t 0 then E 4 volt R A Switch R R C 1F R R...
- Q Two conducting spheres A and Bhaving equal charge Qeach placed at large distance are connected with each other as shown If at t 0 key K is closed then C...
- Q In a parallel plate capacitor with air between the plates each plate has an area of 6 x 10 m and the distance between the plates is 3 mm Now...
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