05. Heating Effect of Current (Energy, Power)
Current Electricity

152726 The power dissipated in the circuit shown in the figure is 30 Watts. The value of $R$ is

1 $20 \Omega$
2 $15 \Omega$
3 $10 \Omega$
4 $30 \Omega$
Current Electricity

152727 An $1800 \mathrm{~W}$ toaster, a $1.3 \mathrm{~kW}$ electric fan and $100 \mathrm{~W}$ lamp are plugged in the same $120 \mathrm{~V}$ circuit i.e., all the three devices are in parallel. What is the approximate value of the total current (i.e. sum of the current drawn by the three devices) through circuit?

1 $40 \mathrm{~A}$
2 $120 \mathrm{~A}$
3 $18 \mathrm{~A}$
4 $27 \mathrm{~A}$
Current Electricity

152728 A current of $3 \mathrm{~A}$ flows through the $2 \Omega$ resistor shown in the circuit. The power dissipated in the $5 \Omega$ resistor is

1 $4 \mathrm{~W}$
2 $2 \mathrm{~W}$
3 $1 \mathrm{~W}$
4 $5 \mathrm{~W}$
Current Electricity

152730 A $4 \mu \mathrm{F}$ condenser is charged to $400 \mathrm{~V}$ and then its plates are joined through a resistance. The heat produced in the resistance is :

1 $0.16 \mathrm{~J}$
2 $0.32 \mathrm{~J}$
3 $0.64 \mathrm{~J}$
4 $1.28 \mathrm{~J}$
Current Electricity

152731 Two bulbs of equal power are connected in parallel and they totally consume $110 \mathrm{~W}$ at 220 $\mathrm{V}$. The resistances of each bulb is

1 $550 \Omega$
2 $440 \Omega$
3 $330 \Omega$
4 $880 \Omega$
5 $660 \Omega$
Current Electricity

152726 The power dissipated in the circuit shown in the figure is 30 Watts. The value of $R$ is

1 $20 \Omega$
2 $15 \Omega$
3 $10 \Omega$
4 $30 \Omega$
Current Electricity

152727 An $1800 \mathrm{~W}$ toaster, a $1.3 \mathrm{~kW}$ electric fan and $100 \mathrm{~W}$ lamp are plugged in the same $120 \mathrm{~V}$ circuit i.e., all the three devices are in parallel. What is the approximate value of the total current (i.e. sum of the current drawn by the three devices) through circuit?

1 $40 \mathrm{~A}$
2 $120 \mathrm{~A}$
3 $18 \mathrm{~A}$
4 $27 \mathrm{~A}$
Current Electricity

152728 A current of $3 \mathrm{~A}$ flows through the $2 \Omega$ resistor shown in the circuit. The power dissipated in the $5 \Omega$ resistor is

1 $4 \mathrm{~W}$
2 $2 \mathrm{~W}$
3 $1 \mathrm{~W}$
4 $5 \mathrm{~W}$
Current Electricity

152730 A $4 \mu \mathrm{F}$ condenser is charged to $400 \mathrm{~V}$ and then its plates are joined through a resistance. The heat produced in the resistance is :

1 $0.16 \mathrm{~J}$
2 $0.32 \mathrm{~J}$
3 $0.64 \mathrm{~J}$
4 $1.28 \mathrm{~J}$
Current Electricity

152731 Two bulbs of equal power are connected in parallel and they totally consume $110 \mathrm{~W}$ at 220 $\mathrm{V}$. The resistances of each bulb is

1 $550 \Omega$
2 $440 \Omega$
3 $330 \Omega$
4 $880 \Omega$
5 $660 \Omega$
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
Current Electricity

152726 The power dissipated in the circuit shown in the figure is 30 Watts. The value of $R$ is

1 $20 \Omega$
2 $15 \Omega$
3 $10 \Omega$
4 $30 \Omega$
Current Electricity

152727 An $1800 \mathrm{~W}$ toaster, a $1.3 \mathrm{~kW}$ electric fan and $100 \mathrm{~W}$ lamp are plugged in the same $120 \mathrm{~V}$ circuit i.e., all the three devices are in parallel. What is the approximate value of the total current (i.e. sum of the current drawn by the three devices) through circuit?

1 $40 \mathrm{~A}$
2 $120 \mathrm{~A}$
3 $18 \mathrm{~A}$
4 $27 \mathrm{~A}$
Current Electricity

152728 A current of $3 \mathrm{~A}$ flows through the $2 \Omega$ resistor shown in the circuit. The power dissipated in the $5 \Omega$ resistor is

1 $4 \mathrm{~W}$
2 $2 \mathrm{~W}$
3 $1 \mathrm{~W}$
4 $5 \mathrm{~W}$
Current Electricity

152730 A $4 \mu \mathrm{F}$ condenser is charged to $400 \mathrm{~V}$ and then its plates are joined through a resistance. The heat produced in the resistance is :

1 $0.16 \mathrm{~J}$
2 $0.32 \mathrm{~J}$
3 $0.64 \mathrm{~J}$
4 $1.28 \mathrm{~J}$
Current Electricity

152731 Two bulbs of equal power are connected in parallel and they totally consume $110 \mathrm{~W}$ at 220 $\mathrm{V}$. The resistances of each bulb is

1 $550 \Omega$
2 $440 \Omega$
3 $330 \Omega$
4 $880 \Omega$
5 $660 \Omega$
Current Electricity

152726 The power dissipated in the circuit shown in the figure is 30 Watts. The value of $R$ is

1 $20 \Omega$
2 $15 \Omega$
3 $10 \Omega$
4 $30 \Omega$
Current Electricity

152727 An $1800 \mathrm{~W}$ toaster, a $1.3 \mathrm{~kW}$ electric fan and $100 \mathrm{~W}$ lamp are plugged in the same $120 \mathrm{~V}$ circuit i.e., all the three devices are in parallel. What is the approximate value of the total current (i.e. sum of the current drawn by the three devices) through circuit?

1 $40 \mathrm{~A}$
2 $120 \mathrm{~A}$
3 $18 \mathrm{~A}$
4 $27 \mathrm{~A}$
Current Electricity

152728 A current of $3 \mathrm{~A}$ flows through the $2 \Omega$ resistor shown in the circuit. The power dissipated in the $5 \Omega$ resistor is

1 $4 \mathrm{~W}$
2 $2 \mathrm{~W}$
3 $1 \mathrm{~W}$
4 $5 \mathrm{~W}$
Current Electricity

152730 A $4 \mu \mathrm{F}$ condenser is charged to $400 \mathrm{~V}$ and then its plates are joined through a resistance. The heat produced in the resistance is :

1 $0.16 \mathrm{~J}$
2 $0.32 \mathrm{~J}$
3 $0.64 \mathrm{~J}$
4 $1.28 \mathrm{~J}$
Current Electricity

152731 Two bulbs of equal power are connected in parallel and they totally consume $110 \mathrm{~W}$ at 220 $\mathrm{V}$. The resistances of each bulb is

1 $550 \Omega$
2 $440 \Omega$
3 $330 \Omega$
4 $880 \Omega$
5 $660 \Omega$
Current Electricity

152726 The power dissipated in the circuit shown in the figure is 30 Watts. The value of $R$ is

1 $20 \Omega$
2 $15 \Omega$
3 $10 \Omega$
4 $30 \Omega$
Current Electricity

152727 An $1800 \mathrm{~W}$ toaster, a $1.3 \mathrm{~kW}$ electric fan and $100 \mathrm{~W}$ lamp are plugged in the same $120 \mathrm{~V}$ circuit i.e., all the three devices are in parallel. What is the approximate value of the total current (i.e. sum of the current drawn by the three devices) through circuit?

1 $40 \mathrm{~A}$
2 $120 \mathrm{~A}$
3 $18 \mathrm{~A}$
4 $27 \mathrm{~A}$
Current Electricity

152728 A current of $3 \mathrm{~A}$ flows through the $2 \Omega$ resistor shown in the circuit. The power dissipated in the $5 \Omega$ resistor is

1 $4 \mathrm{~W}$
2 $2 \mathrm{~W}$
3 $1 \mathrm{~W}$
4 $5 \mathrm{~W}$
Current Electricity

152730 A $4 \mu \mathrm{F}$ condenser is charged to $400 \mathrm{~V}$ and then its plates are joined through a resistance. The heat produced in the resistance is :

1 $0.16 \mathrm{~J}$
2 $0.32 \mathrm{~J}$
3 $0.64 \mathrm{~J}$
4 $1.28 \mathrm{~J}$
Current Electricity

152731 Two bulbs of equal power are connected in parallel and they totally consume $110 \mathrm{~W}$ at 220 $\mathrm{V}$. The resistances of each bulb is

1 $550 \Omega$
2 $440 \Omega$
3 $330 \Omega$
4 $880 \Omega$
5 $660 \Omega$