Physics - Current Electricity

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56. A uniform conductor of resistance 'R' is cut into 20 equal pieces. Half of them are joined in series and remaining half of them are connected in parallel. If two combinations are joined in series the effective of all pieces is _______ (NTSE Telangana, Stage-I, 2015-16)

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57. The number of electrons that travel through the given resistor 20 Ω in the circuit in one second is : (Given that 1 coulomb = 6.25 x 1018 electron)

(NTSE Tamil Nadu, Stage-I, 2015-16)

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58. The resistance of the given resistor that is calculated from the graph is :

(NTSE Tamil Nadu, Stage-I, 2015-16)

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59. The voltage across 8 Ω resistance is

(NTSE Tamil Nadu, Stage-I, 2015-16)

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60. What is the measuring equipment called that measure the electric current passing through conductors? (NTSE Gujarat, Stage-I, 2015-16)

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