Physics - Current Electricity

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66. An ammeter and a voltmeter are joined in series to a cell. Their readings are A and V respectively. If a resistance is now joined in parallel with the voltmeter, then (NTSE Andhra Pradesh, Stage-I, 2016-17)

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68. The work done in moving 10 lithium nuclei (Atomic number of Li = 3) through a potential difference of 10 V is : Charge on an electron is 1.6 x 10-19 C) (NTSE Maharashtra, Stage-I, 2016-17)

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69. Fuse wire should be placed in the path of ..... wire. (NTSE Maharashtra, Stage-I, 2015-16)

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70. The average drift velocity of electrons in a wire not connected to a cell is (NTSE Maharashtra, Stage-I, 2015-16)

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