Physics question and answers for January 15, 2024
- Q The charge on capacitors C C and C3 as shown in the figur are respectively C3 2 F 100 V HH HH C 4 F C 2 F 50 C...
- Q If the capacitance of a spherical conductor is 4 F then radius of sphere will be 3 6 10 m O 4 x 10 m 3 6 104 m 9...
- Q 39 A thin metal plate P is inserted half way between the plates of a parallel plate capacitor of capacitance C in such a way that it is parallel to...
- Q Consider a mixture of n moles of helium gas and 2 n moles of oxygen gas molecules taken to be rigid as an ideal gas Its Cp Cy value will...
- Q with each other What is the minimum effective capacitance a 1 2 F c 2uF a 41 Three plates of common surface area A are connected as shown The effective...
- Q Combination of two identical capacitors a resistor R and a dc voltage source of voltage 6 V is used in an experiment on a CR circuit It is found that...
- Q 9 A parallel plate capacitor has an electric field of 105 V m between the plates If the charge on the capacitor plate is 1 C the force on each...
- Q Potential difference V in volts 25 SIT 20 15 10 5 0 50 100 150 200 250 300 Time t in seconds The figure shows an experimental plot for discharging...
- Q 89 An ideal cell of emf 10 V is connected in circui shown in figure Each resistance is 2 2 The potential difference in V across the capacitor when it...
- Q 32 For the given input voltage waveform V t the output voltage waveform Vo t across the capacitor is correctly depicted by JEE Main 2020 1 ko www NII 10...
- Q The capacitance of a parallel plate capacitor with air as medium is 6 F With the introduction of a dielectric medium the capacitance becomes 30 F The permittivity of the...
- Q Fig shows a capacitor made of two circular plates each of radius 12 cm and separated by 5 0 mm The capacitor is being charged by an external source not...
- Q The capacitor of capacitance C can be charged with the help of a resistance R by a voltage source V by closing switch S while keeping switch S open The...
- Q 1 State the principle of a capacitor Briefly explain why the capacitance of a parallel plate capacitor increases on introducing a dielectric medium betwe the plates
- Q charge exist at the centre of the square The Plates of a charged capacitor are connected by a voltmeter If the plates o the capacitor are moved further apart What...
- Q A dielectric slab of area A passes between the capacitor plates of area 2A with a constant speed v The variation of current i through the circuit as function of...
- Q Four identical capacitors are connected in series with a 10 V battery as shown The point N is earthed The potentials of points A and B are ALE 1 10...
- Q 11 The connections shown in figure 31 W9a are established with the switch S open How much charge will flow through the switch if it is closed 24 V F...
- Q A parallel plate capacitor is charged by a battery When battery is removed and a dielectric material is inserted between the plates of the capacitor Which of the following does...
- Q For the R C circuit as shown initially capacitor is charged to potential VO with polarity as shown Switch S is closed at t 0 At t t0 current through...
- Q 49 A capacitor of capacity 2 F is charged to a potential difference of 12 V It is then connected across an inductor of inductance 6 H What is the...
- Q 5 A cell E of emf 6 V and P E internal resistance 2 is 6V 20 connected with another cell E of emf 4 V and internal resistance 8...
- Q potentials at A VA VB C VA VC D VA Vc Consider the situation shown in the figure The capacitor A has a charge q on it whereas B is...
- Q A 101 Bug 2 A parallel plate capacitor is made of two square plates of side a separated by a distance d d a The lower triangular portion is filled...
- Q Question Which of the following characteristics of electrons determines the current in a conductor M 1 Point Drift velocity alone Thermal velocity alone Both drift velocity and thermal velocity Neither...
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