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Which is distilled first (a) Liquid CO2 (b) Liquid N2 (c) Liquid O2 (d) Liquid H2 Which is distilled first (a) Liquid CO2 (b) Liquid N2 (c) Liquid O2 (d) Liquid H2 November 13, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Two cells A and B of emf 1.3 V and 1.5 V respectively are arranged as shown in figure. The voltmeter reds 1.45V. The voltmeter is assumed to be ideal. Find the ratio of the internal resistance of the batteries R1 /R2 = ? In the circuit shown below the key is pressed at time [...]

Which of the following will not displace hydrogen (a) Ba (b) Pb (c) Hg (d) Sn Which of the following will not displace hydrogen (a) Ba (b) Pb (c) Hg (d) Sn November 13, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Hydrogen burns in air with a (a) Light bluish flame (b) Yellow flame (c) Green flame (d) None of these Hydrogen burns in air with a (a) Light bluish flame (b) Yellow flame (c) Green flame (d) None of these November 13, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Ortho and para hydrogen differ in (a) Proton spin (b) Electron spin (c) Nuclear charge (d) Nuclear reaction Ortho and para hydrogen differ in (a) Proton spin (b) Electron spin (c) Nuclear charge (d) Nuclear reaction November 13, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

A galvanometer with a coil of resistance 12.0 ohm shows full – scale deflection for a current of 2.5 mA. How will you convert the meter into A galvanometer with a coil of resistance 12.0 ohm shows full - scale deflection for a current of 2.5 mA. How will you convert the meter into November [...]

It is required to measure the resistance of a circuit operating at 120 V. There is only one galvanometer of current sensitivity 10^−6 A per division. How should the galvanometer be connected in the circuit to operate an ohmmeter? Why minimum resistance can be measured with such a galvanometer if its full-scale has 40 divisions? [...]

What shunt resistance to make a 1.00 mA, 20 .0 ohm meter into an ammeter with a range of 0 to 50.0 mA? 20 .0 ohm meter into an ammeter with a range of 0 to 50.0 mA? What shunt resistance to make a 1.00 mA November 13, 2020 Category: Uncategorised (JEE Advanced Physics by [...]

Metal hydride on treatment with water gives (a) H2O2 (b) H2O (c) Acid (d) Hydrogen Metal hydride on treatment with water gives (a) H2O2 (b) H2O (c) Acid (d) Hydrogen November 13, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

A 100 V voltmeter having an internal resistance of 20 kΩ is connected in series with a large resistance R across a 110 V line. What is the magnitude of resistance R if the voltmeter reads 5 V? A 100 V voltmeter having an internal resistance of 20 kΩ is connected in series with a [...]