A battery has an open circuit pd of 6V between its terminals [Fig.]. When a load resistance of `60Omega` is connected across the battery, the total power dissipated is 0.4W. Match the physical quantities given in Column-l with their values given in Column-ll.

A battery A (15V,1Omega) and a battery B(10V,1Omega) are joined to a resistance of 3Omega as shown in Fig.Match the statements given in Column-I with the entries given in Column-II

A 100V battery has an internal resistance 3 Omega . What is the reading of a voltmeter having resistance 200 Omega , when placed across the terminals of the battery? What should be the minimum value of the voltmeter resistance so that the error in finding the emf of the battery may not be more than 1%?

A n-p-n transistor is connected to common emitter configuration in a given amplifier. A load resistance of 800 Omega is connected in the collector circuit and the voltage drop across it is 0.8 V. If the current amplification factor is 0.96 and the input resistance of the circuit is 192 Omega the voltage gain and the power gain of the amplifier will respectively be

A battery of emf 1.4V and interna! resistance 2Omega is connected to a resistor of 100Omega resistance through an ammeter. The resistance of ammeter is 4/3Omega a voltmeter has also been connected to find the potential difference across the resistor. The ammeter reads 0.02 A. What is the resistance of voltmeter.

To the parallel combination of two resistances 3 Omega and 1 Omega , a series combination of resistances 2.15 Omega and 1 Omega and a battery are connected. The interval resistance of the battery is 0.1 Omega and the emf is 2V. Determine the values of current flowing through the resistances. Draw the diagram of the circuit.

A series LCR circuit containing a resistance of 120Omega has angular resonance frequency 4times10^5rad//s .At resonance, the voltages across resistance and inductancr are 60V and 40V, respectively. Find the values of L and C. At what frequency , does not current in the circuit lag behind the voltage by 45^@ ?