# 2nd PUC Physics Series-6

#### PUC Science 2nd Year Physics Series-6 quiz

2
Created on By wefru

2nd PUC Physics Series 6

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51. Two capacitors of 3 µF and 6 µF are connected in series with a battery of P.d. 12 V. The P.d. across 3µF and 6µF
capacitors respectively will be :

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Q.52 An electric charge of 425 f µC is removed from a fully charged capacitor of capacitance 8.5µF. Its potential will be lowered by:

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53. A dielectric is placed in between the two parallel plates of a capacitor as shown in the figure. The dielectric constant of the dielectric being K. If the initial capacity is C, then the new capacity will be:

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54. Minimum number of capacitor of 2µF each required to obtain a capacitance of 5µF will be:

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55. When a dielectric slab is introduced between the plates of a parallel plate capacitor which remains connected to a battery then charge on the plates relative to earlier charge is :

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56. Choose the vector physical quantity:

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57. The surface density of charge is measure:

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58. A polythene piece rubbed with wool is found to have a negative charge of 6.4 × 10-9c. How many electrons have been transferred during the process?

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59. What is the number of electrons in 100 g water?

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60. A uniform electric field of 10 NC-1 exists in the vertically downward direction. What is the increase in the electric potential asonegoes up through a height of 300 cm ?