04. Cells, Internal Resistance and Cell Combination, Thermocouple
Current Electricity

152636 $6 \Omega$ and $12 \Omega$ resistors are connected in parallel. This combination is connected in series with a $10 \mathrm{~V}$ battery and $6 \Omega$ resistors. What is the potential difference between the terminals of the $12 \Omega$ resistor?

1 $4 \mathrm{~V}$
2 $16 \mathrm{~V}$
3 $2 \mathrm{~V}$
4 $8 \mathrm{~V}$
Current Electricity

152637 Three batteries of emf $1 \mathrm{~V}$ and internal resistance $1 \Omega$ each are connected as shown. Effective emf of the combination between the points $P$ and $Q$ is

1 zero
2 $1 \mathrm{~V}$
3 $2 \mathrm{~V}$
4 $\frac{2}{3} \mathrm{~V}$
Current Electricity

152638 A wire of length $100 \mathrm{~cm}$ is connected to a cell of emf $2 \mathrm{~V}$ and negligible internal resistance. The resistance of wire is $3 \Omega$. The additional resistance required to produce a potential difference of $1 \mathrm{mV} / \mathrm{cm}$ on the wire is

1 $297 \Omega$
2 $60 \Omega$
3 $57 \Omega$
4 $35 \Omega$
Current Electricity

152639 The terminal potential difference of a cell when short circuited, is

1 $\mathrm{E}$
2 $\frac{E}{2}$
3 $\frac{E}{3}$
4 zero
Current Electricity

152488 One electric cell (having emf of $2 \mathrm{~V}$ internal resistance of $0.1 \Omega$ ) and other. Electric cell (having emf of $4\mathrm{~V}$ internal resistance of $0.2 \Omega$ are connected in parallel to each othe. Then its equivalent emf will be V.

1 2.67
2 2.57
3 1.33
4 0.38
Current Electricity

152636 $6 \Omega$ and $12 \Omega$ resistors are connected in parallel. This combination is connected in series with a $10 \mathrm{~V}$ battery and $6 \Omega$ resistors. What is the potential difference between the terminals of the $12 \Omega$ resistor?

1 $4 \mathrm{~V}$
2 $16 \mathrm{~V}$
3 $2 \mathrm{~V}$
4 $8 \mathrm{~V}$
Current Electricity

152637 Three batteries of emf $1 \mathrm{~V}$ and internal resistance $1 \Omega$ each are connected as shown. Effective emf of the combination between the points $P$ and $Q$ is

1 zero
2 $1 \mathrm{~V}$
3 $2 \mathrm{~V}$
4 $\frac{2}{3} \mathrm{~V}$
Current Electricity

152638 A wire of length $100 \mathrm{~cm}$ is connected to a cell of emf $2 \mathrm{~V}$ and negligible internal resistance. The resistance of wire is $3 \Omega$. The additional resistance required to produce a potential difference of $1 \mathrm{mV} / \mathrm{cm}$ on the wire is

1 $297 \Omega$
2 $60 \Omega$
3 $57 \Omega$
4 $35 \Omega$
Current Electricity

152639 The terminal potential difference of a cell when short circuited, is

1 $\mathrm{E}$
2 $\frac{E}{2}$
3 $\frac{E}{3}$
4 zero
Current Electricity

152488 One electric cell (having emf of $2 \mathrm{~V}$ internal resistance of $0.1 \Omega$ ) and other. Electric cell (having emf of $4\mathrm{~V}$ internal resistance of $0.2 \Omega$ are connected in parallel to each othe. Then its equivalent emf will be V.

1 2.67
2 2.57
3 1.33
4 0.38
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
Current Electricity

152636 $6 \Omega$ and $12 \Omega$ resistors are connected in parallel. This combination is connected in series with a $10 \mathrm{~V}$ battery and $6 \Omega$ resistors. What is the potential difference between the terminals of the $12 \Omega$ resistor?

1 $4 \mathrm{~V}$
2 $16 \mathrm{~V}$
3 $2 \mathrm{~V}$
4 $8 \mathrm{~V}$
Current Electricity

152637 Three batteries of emf $1 \mathrm{~V}$ and internal resistance $1 \Omega$ each are connected as shown. Effective emf of the combination between the points $P$ and $Q$ is

1 zero
2 $1 \mathrm{~V}$
3 $2 \mathrm{~V}$
4 $\frac{2}{3} \mathrm{~V}$
Current Electricity

152638 A wire of length $100 \mathrm{~cm}$ is connected to a cell of emf $2 \mathrm{~V}$ and negligible internal resistance. The resistance of wire is $3 \Omega$. The additional resistance required to produce a potential difference of $1 \mathrm{mV} / \mathrm{cm}$ on the wire is

1 $297 \Omega$
2 $60 \Omega$
3 $57 \Omega$
4 $35 \Omega$
Current Electricity

152639 The terminal potential difference of a cell when short circuited, is

1 $\mathrm{E}$
2 $\frac{E}{2}$
3 $\frac{E}{3}$
4 zero
Current Electricity

152488 One electric cell (having emf of $2 \mathrm{~V}$ internal resistance of $0.1 \Omega$ ) and other. Electric cell (having emf of $4\mathrm{~V}$ internal resistance of $0.2 \Omega$ are connected in parallel to each othe. Then its equivalent emf will be V.

1 2.67
2 2.57
3 1.33
4 0.38
Current Electricity

152636 $6 \Omega$ and $12 \Omega$ resistors are connected in parallel. This combination is connected in series with a $10 \mathrm{~V}$ battery and $6 \Omega$ resistors. What is the potential difference between the terminals of the $12 \Omega$ resistor?

1 $4 \mathrm{~V}$
2 $16 \mathrm{~V}$
3 $2 \mathrm{~V}$
4 $8 \mathrm{~V}$
Current Electricity

152637 Three batteries of emf $1 \mathrm{~V}$ and internal resistance $1 \Omega$ each are connected as shown. Effective emf of the combination between the points $P$ and $Q$ is

1 zero
2 $1 \mathrm{~V}$
3 $2 \mathrm{~V}$
4 $\frac{2}{3} \mathrm{~V}$
Current Electricity

152638 A wire of length $100 \mathrm{~cm}$ is connected to a cell of emf $2 \mathrm{~V}$ and negligible internal resistance. The resistance of wire is $3 \Omega$. The additional resistance required to produce a potential difference of $1 \mathrm{mV} / \mathrm{cm}$ on the wire is

1 $297 \Omega$
2 $60 \Omega$
3 $57 \Omega$
4 $35 \Omega$
Current Electricity

152639 The terminal potential difference of a cell when short circuited, is

1 $\mathrm{E}$
2 $\frac{E}{2}$
3 $\frac{E}{3}$
4 zero
Current Electricity

152488 One electric cell (having emf of $2 \mathrm{~V}$ internal resistance of $0.1 \Omega$ ) and other. Electric cell (having emf of $4\mathrm{~V}$ internal resistance of $0.2 \Omega$ are connected in parallel to each othe. Then its equivalent emf will be V.

1 2.67
2 2.57
3 1.33
4 0.38
Current Electricity

152636 $6 \Omega$ and $12 \Omega$ resistors are connected in parallel. This combination is connected in series with a $10 \mathrm{~V}$ battery and $6 \Omega$ resistors. What is the potential difference between the terminals of the $12 \Omega$ resistor?

1 $4 \mathrm{~V}$
2 $16 \mathrm{~V}$
3 $2 \mathrm{~V}$
4 $8 \mathrm{~V}$
Current Electricity

152637 Three batteries of emf $1 \mathrm{~V}$ and internal resistance $1 \Omega$ each are connected as shown. Effective emf of the combination between the points $P$ and $Q$ is

1 zero
2 $1 \mathrm{~V}$
3 $2 \mathrm{~V}$
4 $\frac{2}{3} \mathrm{~V}$
Current Electricity

152638 A wire of length $100 \mathrm{~cm}$ is connected to a cell of emf $2 \mathrm{~V}$ and negligible internal resistance. The resistance of wire is $3 \Omega$. The additional resistance required to produce a potential difference of $1 \mathrm{mV} / \mathrm{cm}$ on the wire is

1 $297 \Omega$
2 $60 \Omega$
3 $57 \Omega$
4 $35 \Omega$
Current Electricity

152639 The terminal potential difference of a cell when short circuited, is

1 $\mathrm{E}$
2 $\frac{E}{2}$
3 $\frac{E}{3}$
4 zero
Current Electricity

152488 One electric cell (having emf of $2 \mathrm{~V}$ internal resistance of $0.1 \Omega$ ) and other. Electric cell (having emf of $4\mathrm{~V}$ internal resistance of $0.2 \Omega$ are connected in parallel to each othe. Then its equivalent emf will be V.

1 2.67
2 2.57
3 1.33
4 0.38