In an L-C -R series circuit connected to an AC source `V=V_(0)sin(100pi(t)+(pi)/(6))``V_(R)=40V, V_(L)=40 and V_(C )=10V`, resistance `R=4Omega` Choos

In an L-C -R series circuit connected to an AC source `V=V_(0)sin(100pi(t)+(pi)/(6))``V_(R)=40V, V_(L)=40 and V_(C )=10V`, resistance `R=4Omega` Choos
by

1 Answer

Answer :

In an L-C -R series circuit connected to an AC source `V=V_(0)sin(100pi(t)+(pi)/(6))``V_(R)=40V, V_(L) ... (2) A` C. `20sqrt(2) A` D. `25sqrt(2) A`
by
selected by

Related questions

In an L-C -R search circuit connected to an AC source `V=V_(0)sin(100pi+(pi)/(6))``V_(R)=40V, V_(L)=40 and V_(C )=10V`, resistance `R=4Omega` Choose t

Description : In an L-C -R search circuit connected to an AC source `V=V_(0)sin(100pi+(pi)/(6))``V_(R)=40V, V_(L)=40 and V_(C )=10V`, resistance `R=4Omega` Choose t

Last Answer : In an L-C -R search circuit connected to an AC source `V=V_(0)sin(100pi+(pi)/(6))``V_(R)=40V, V_ ... (a) and (b) are correct D. Both a and b are wrong

An `L-C-R` series circuit with `100Omega` resistance is connected to an `AC` source of `200V` and angular frequency `300rad//s`. When only the capacit

Description : An `L-C-R` series circuit with `100Omega` resistance is connected to an `AC` source of `200V` and angular frequency `300rad//s`. When only the capacit

Last Answer : An `L-C-R` series circuit with `100Omega` resistance is connected to an `AC` source of `200V` and ... and the power dissipated in the `L-C-R` circuit

Instantaneous voltage and instantaneoss current in an L-R circuit in AC is V=100sin (100)t and `i=10sin(100t-pi//4)`. Match the following table, `{:(,

Description : Instantaneous voltage and instantaneoss current in an L-R circuit in AC is V=100sin (100)t and `i=10sin(100t-pi//4)`. Match the following table, `{:(,

Last Answer : Instantaneous voltage and instantaneoss current in an L-R circuit in AC is V=100sin (100)t and `i=10sin(100t ... power in one cycle",(S),"None"):}`

A circular conductor of uniform resistance per unit length, is connected to a battery of 4 V. The total resistance of the conductor is `4omega`. The n

Description : A circular conductor of uniform resistance per unit length, is connected to a battery of 4 V. The total resistance of the conductor is `4omega`. The n

Last Answer : A circular conductor of uniform resistance per unit length, is connected to a battery of 4 V. The total resistance of ... ))/(3)` C. `2mu_(0)` D. zero

A series R-L circuit is suddenly connected to d.c. voltage source of V volts. The current in this series ...

Description : A series R-L circuit is suddenly connected to d.c. voltage source of V volts. The current in this series circuit, just after the switch is closed, is equal to (1) Zero (2) V/L (3) V/C (4) V.L/C 

Last Answer : When is a series RLC circuit is over damped

In the circuit shown the cells `A` and `B` have negligible resistance. For `V_(A) = 12 V, R_(1) = 500 Omega` and `R = 100 Omega`, the galvanometer `(G

Description : In the circuit shown the cells `A` and `B` have negligible resistance. For `V_(A) = 12 V, R_(1) = 500 Omega` and `R = 100 Omega`, the galvanometer `(G

Last Answer : In the circuit shown the cells `A` and `B` have negligible resistance. For `V_(A) = 12 V, R_(1) = 500 Omega` and ` ... A. 4 V B. 2 V C. 12 V D. 6 V

In an ac series RLC circuit, the voltage across R and L is 20 V; voltage across L and C is 9 V and voltage

Description : In an ac series RLC circuit, the voltage across R and L is 20 V; voltage across L and C is 9 V and voltage across RLC is 15 V. What is the voltage across C?

Last Answer : In an ac series RLC circuit, the voltage across R and L is 20 V; voltage across L and C is 9 V and voltage across RLC is 15 V. What is the voltage across C? 7 V

A battery of e.m.f. `10 V` is connected to resistance as shown in figure. The potential difference `V_(A) - V_(B)` between the point `A` and `B` is

Description : A battery of e.m.f. `10 V` is connected to resistance as shown in figure. The potential difference `V_(A) - V_(B)` between the point `A` and `B` is

Last Answer : A battery of e.m.f. `10 V` is connected to resistance as shown in figure. The potential difference `V_(A) - V_(B) ... -2V` B. 2V C. 5V D. `(20)/(11)V`

A forward potential of 10V is applied to a Si diode. A resistance of 1 KΩ is also in series with the diode. The current is a. 10 mA b. 9.3 mA c. 0.7 mA d. 0

Description : A forward potential of 10V is applied to a Si diode. A resistance of 1 KΩ is also in series with the diode. The current is a. 10 mA b. 9.3 mA c. 0.7 mA d. 0

Last Answer : b. 9.3 mA

Six resistance are connected as shown in figure. If total current flowing is `0.5A`, then the potrential difference `V_(A)-V_(B)` is

Description : Six resistance are connected as shown in figure. If total current flowing is `0.5A`, then the potrential difference `V_(A)-V_(B)` is

Last Answer : Six resistance are connected as shown in figure. If total current flowing is `0.5A`, then the potrential difference `V_(A) ... V B. 6 V C. 2 V D. 4 V

Two series resistors are connected to an ac source. If there are 7.5 V rms across one resistor

Description : Two series resistors are connected to an ac source. If there are 7.5 V rms across one resistor and 4.2 V rms across the other, the peak source voltage is? A.16.54 V B.1.65 V C.10.60 V D.5.93 V

Last Answer : Two series resistors are connected to an ac source. If there are 7.5 V rms across one resistor and 4.2 V rms across the other, the peak source voltage is? A.16.54 V B.1.65 V C.10.60 V D.5.93 V

In the figure shown `C_(1)=1F, C_(2)=2F and L=5H`. Initially `C_(1)` is charged 50V and `C_(2)` to 10V. Switch S is closed at time t=D. Suppose at som

Description : In the figure shown `C_(1)=1F, C_(2)=2F and L=5H`. Initially `C_(1)` is charged 50V and `C_(2)` to 10V. Switch S is closed at time t=D. Suppose at som

Last Answer : In the figure shown `C_(1)=1F, C_(2)=2F and L=5H`. Initially `C_(1)` is charged 50V and `C_(2)` to 10V. ... will A. 10 J B. 15 J C. 25 J D. 40 J

In the figure shown `C_(1)=1F, C_(2)=2F and L=5H`. Initially `C_(1)` is charged 50V and `C_(2)` to 10V. Switch S is closed at time t=D. Suppose at som

Description : In the figure shown `C_(1)=1F, C_(2)=2F and L=5H`. Initially `C_(1)` is charged 50V and `C_(2)` to 10V. Switch S is closed at time t=D. Suppose at som

Last Answer : In the figure shown `C_(1)=1F, C_(2)=2F and L=5H`. Initially `C_(1)` is charged 50V and `C_(2)` to 10V. ... (2) A` C. `20sqrt(3) A` D. `12sqrt(6) A`

In the figure shown `C_(1)=1F, C_(2)=2F and L=5H`. Initially `C_(1)` is charged 50V and `C_(2)` to 10V. Switch S is closed at time t=D. Suppose at som

Description : In the figure shown `C_(1)=1F, C_(2)=2F and L=5H`. Initially `C_(1)` is charged 50V and `C_(2)` to 10V. Switch S is closed at time t=D. Suppose at som

Last Answer : In the figure shown `C_(1)=1F, C_(2)=2F and L=5H`. Initially `C_(1)` is charged 50V and `C_(2)` to 10V. ... ` B. `15sqrt(2) A` C. `10 A` D. `20 A`

An AC circuit has a capacitive reactance of 30 ohms in addition to an inductive reactance of 40 ohms connected in series. What is the reactance of the circuit? A. 8.37 ohms B. 10.00 ohms C. 50.00 ohms D. 70.00 ohms

Description : An AC circuit has a capacitive reactance of 30 ohms in addition to an inductive reactance of 40 ohms connected in series. What is the reactance of the circuit? A. 8.37 ohms B. 10.00 ohms C. 50.00 ohms D. 70.00 ohms

Last Answer : Answer: B

The circuit shows a resistance, `R=0.01Omega` and inductance L=3mH connected toa conducting rod PQ of length l=wm which can slide on a perfectly condu

Description : The circuit shows a resistance, `R=0.01Omega` and inductance L=3mH connected toa conducting rod PQ of length l=wm which can slide on a perfectly condu

Last Answer : The circuit shows a resistance, `R=0.01Omega` and inductance L=3mH connected toa conducting rod PQ of length l= ... (inN-m) at t=(0.3In 2) second.

The circuit shows a resistance, `R=0.01Omega` and inductance L=3mH connected to a conducting rod PQ of length l=wm which can slide on a perfectly cond

Description : The circuit shows a resistance, `R=0.01Omega` and inductance L=3mH connected to a conducting rod PQ of length l=wm which can slide on a perfectly cond

Last Answer : The circuit shows a resistance, `R=0.01Omega` and inductance L=3mH connected to a conducting rod PQ of length ... (inN-m) at t=(0.3In 2) second.

In an AC circuit, the voltage across R, L and C are 30 V, 60 V and 20 V respectively. The applied

Description : In an AC circuit, the voltage across R, L and C are 30 V, 60 V and 20 V respectively. The applied voltage is (A) 70 V (B) 50 V (C) 60 V (D) 100 V

Last Answer : In an AC circuit, the voltage across R, L and C are 30 V, 60 V and 20 V respectively. The applied voltage is 50 V

A conducting bar is slid at a constant velocity v along two conducting rods. The rods ar seprated by a distance l and connected across a resistor R. T

Description : A conducting bar is slid at a constant velocity v along two conducting rods. The rods ar seprated by a distance l and connected across a resistor R. T

Last Answer : A conducting bar is slid at a constant velocity v along two conducting rods. The rods ar ... to determine the direction and nature of the current

A conducting bar is slid at a constant velocity v along two conducting rods. The rods ar seprated by a distance l and connected across a resistor R. T

Description : A conducting bar is slid at a constant velocity v along two conducting rods. The rods ar seprated by a distance l and connected across a resistor R. T

Last Answer : A conducting bar is slid at a constant velocity v along two conducting rods. The rods ar seprated by a distance l ... apparatus? A. v B. l C. R D. B

A conducting bar is slid at a constant velocity v along two conducting rods. The rods ar seprated by a distance l and connected across a resistor R. T

Description : A conducting bar is slid at a constant velocity v along two conducting rods. The rods ar seprated by a distance l and connected across a resistor R. T

Last Answer : A conducting bar is slid at a constant velocity v along two conducting rods. The rods ar seprated by a ... i generated by the apparantus? B. C. D.

An uncharged capacity ER C=`100muF` with a resistor is connected with AC source as shown in the figure If R= is `50Omega` and switch S is closed at t=

Description : An uncharged capacity ER C=`100muF` with a resistor is connected with AC source as shown in the figure If R= is `50Omega` and switch S is closed at t=

Last Answer : An uncharged capacity ER C=`100muF` with a resistor is connected with AC source as shown in the figure If R ... `(v_(A)-V_9B)` is k volt. Calculate K

When an AC voltage, of variable frequency is applied to series L-C-R circuit, the current in the cirucit is the same at 4kHz. The current in the cirui

Description : When an AC voltage, of variable frequency is applied to series L-C-R circuit, the current in the cirucit is the same at 4kHz. The current in the cirui

Last Answer : When an AC voltage, of variable frequency is applied to series L-C-R circuit, the current in the cirucit ... is maximum at (x)kHz. Find the value of x

If `V_(A)-V_(B)=V_(0)` and the value of each resistance is R, then I. net resistance between AB is `(R)/(2)` II. Net resistance between AB is `(3R)/(5

Description : If `V_(A)-V_(B)=V_(0)` and the value of each resistance is R, then I. net resistance between AB is `(R)/(2)` II. Net resistance between AB is `(3R)/(5

Last Answer : If `V_(A)-V_(B)=V_(0)` and the value of each resistance is R, then I. net resistance between AB is `(R ... II B. I and III C. Only I D. All of these

Calculate the series resistance needed to convert a D' Arsonval meter with FSD of 100uA and a meter resistance of 1kohm to a voltmeter with 10V FSD.

Description : Calculate the series resistance needed to convert a D' Arsonval meter with FSD of 100uA and a meter resistance of 1kohm to a voltmeter with 10V FSD.

Last Answer : Rs=10V/100uA - 1kohm = 99kohm

A forward potential of 10V is applied to a Si diode. A resistance of 1 KΩ is in series with the

Description : A forward potential of 10V is applied to a Si diode. A resistance of 1 KΩ is in series with the diode. The current through the diode is

Last Answer : A forward potential of 10V is applied to a Si diode. A resistance of 1 KΩ is in series with the diode. The current through the diode is 9.3 mA

Find the time constant in a series R-L circuit when the resistance is 4 ohm and the inductance is 2 H. a) 0.25 b) 0.2 c) 2 d) 0.5

Description : Find the time constant in a series R-L circuit when the resistance is 4 ohm and the inductance is 2 H. a) 0.25 b) 0.2 c) 2 d) 0.5

Last Answer : d) 0.5

The amount of current flowing through a circuit with a 40 V source and 6.8 kΩ of resistance is equal to:

Description : The amount of current flowing through a circuit with a 40 V source and 6.8 kΩ of resistance is equal to: A. 27.2 mA B. 59 mA C. 5.9 mA D. 590 mA

Last Answer : The amount of current flowing through a circuit with a 40 V source and 6.8 kΩ of resistance is equal to:  5.9 mA

V=100Sin (1000t+46 deg), I=2Sin (1000t+80 deg) what are the elements in the circuit a) R=30 ohm, L=30 mH b) R=30 ohm, C=33.3 micro farads c) R=40 ohm, L=30 mH d) R=40 ohm, L=33.3 micro farads

Description : V=100Sin (1000t+46 deg), I=2Sin (1000t+80 deg) what are the elements in the circuit a) R=30 ohm, L=30 mH b) R=30 ohm, C=33.3 micro farads c) R=40 ohm, L=30 mH d) R=40 ohm, L=33.3 micro farads

Last Answer : Ans: R=40 ohm, L=33.3 micro farads

A filament bulb `(500 W, 100 V)` is to be used in a `230 V` main supply. When a resistance `R` is connected in series, it works perfectly and the bulb

Description : A filament bulb `(500 W, 100 V)` is to be used in a `230 V` main supply. When a resistance `R` is connected in series, it works perfectly and the bulb

Last Answer : A filament bulb `(500 W, 100 V)` is to be used in a `230 V` main supply. When a resistance `R` is ... Omega` B. `46 Omega` C. `26Omega` D. `13 Omega`

When a resistance of 100`Omega` is connected in series with a galvanometer of resistance R, then its range is V. To double its range, a resistance of

Description : When a resistance of 100`Omega` is connected in series with a galvanometer of resistance R, then its range is V. To double its range, a resistance of

Last Answer : When a resistance of 100`Omega` is connected in series with a galvanometer of resistance R, then its range ... 800`Omega` C. 900`Omega` D. 100`Omega`

Two batteries A and B each of e.m.f. 2 V are connected in series to an external resistance R = 1 ohm . If the internal resistance of battery A is 1.9

Description : Two batteries A and B each of e.m.f. 2 V are connected in series to an external resistance R = 1 ohm . If the internal resistance of battery A is 1.9

Last Answer : Two batteries A and B each of e.m.f. 2 V are connected in series to an external resistance R = 1 ohm . If the ... V B. `3.8` V C. zero D. `4.8` V

A `100 V` voltmeter of internal resistance `20 k Omega` in series with a high resistance `R` is connected to a `110 V` line. The voltmeter reads `5 V`

Description : A `100 V` voltmeter of internal resistance `20 k Omega` in series with a high resistance `R` is connected to a `110 V` line. The voltmeter reads `5 V`

Last Answer : A `100 V` voltmeter of internal resistance `20 k Omega` in series with a high resistance `R` is ... B. `315kOmega` C. `420kOmega` D. `440kOmega`

A 35 V dc supply is connected across a resistance of 600 ohm in series with an unknown resistance R. A

Description : A 35 V dc supply is connected across a resistance of 600 ohm in series with an unknown resistance R. A voltmeter having a resistance of 1.2 kOhm is connected across 600 ohm resistances and reads 5 V. The value of resistance R shall be:

Last Answer : A 35 V dc supply is connected across a resistance of 600 ohm in series with an unknown resistance R. A voltmeter having a resistance of 1.2 kOhm is connected across 600 ohm resistances and reads 5 V. The value of resistance R shall be: 2.4 kOhm

AB is a potentiometer wire of length 100 cm and its resistance is `10Omega`. It is connected in series with a resistance R = 40 `Omega` and a battery

Description : AB is a potentiometer wire of length 100 cm and its resistance is `10Omega`. It is connected in series with a resistance R = 40 `Omega` and a battery

Last Answer : AB is a potentiometer wire of length 100 cm and its resistance is `10Omega`. It is connected in series with a ... `1.6V` C. `0.08V` D. `0.16V`

What is the RMS voltage in a series RL circuit, if the voltage across R and L is 256 V and 192 V respectively?

Description : What is the RMS voltage in a series RL circuit, if the voltage across R and L is 256 V and 192 V respectively? A) 320 V B) 448 V C) 64 V D) None of these

Last Answer : What is the RMS voltage in a series RL circuit, if the voltage across R and L is 256 V and 192 V respectively? A) 320 V B) 448 V C) 64 V D) None of these

A step voltage E is applied to a series R-L circuit. The rate of change of current is maximum at t = _:

Description : A step voltage E is applied to a series R-L circuit. The rate of change of current is maximum at t = _:  (1) Zero (2) Infinity (3) L/R (4) R/L 

Last Answer : A step voltage E is applied to a series R-L circuit. The rate of change of current is maximum at t = Zero.

A metal rod of length l cuts across a uniform magnetic field B with a velocity v. If the resistance of the circuit of which the rod forms a part is r,

Description : A metal rod of length l cuts across a uniform magnetic field B with a velocity v. If the resistance of the circuit of which the rod forms a part is r,

Last Answer : A metal rod of length l cuts across a uniform magnetic field B with a velocity v. If the resistance of the circuit of ... lv)/(r)` D. `(Blv^(2))/(r)`

In the circuit shown in figure q varies with time t as `q=(t^(2)=16)`. Here q is in coulomb and t in second. Find `V_(ab) "at" t=5s`

Description : In the circuit shown in figure q varies with time t as `q=(t^(2)=16)`. Here q is in coulomb and t in second. Find `V_(ab) "at" t=5s`

Last Answer : In the circuit shown in figure q varies with time t as `q=(t^(2)=16)`. Here q is in coulomb and t in second. ... 50 V B. 35.5 V C. 46.5 V D. 40.2 V

In the circuit shown in figure q varies with time t as `q=(t^(2)=16)`. Here q is in coulomb and t in second. Find `V_(ab)=(V_(a)-V_(b)) at t=3s`

Description : In the circuit shown in figure q varies with time t as `q=(t^(2)=16)`. Here q is in coulomb and t in second. Find `V_(ab)=(V_(a)-V_(b)) at t=3s`

Last Answer : In the circuit shown in figure q varies with time t as `q=(t^(2)=16)`. Here q is in coulomb and t in second. ... `18.5 V` C. `-25.5 V` D. `22.5 V`

What current is required to light two 75 watt lamps and one 40 watt lamp when connected in series to a 120 volt power source? A. 0.161 amperes B. 0.631 amperes C. 1.583 amperes D. 6.199 amperes

Description : What current is required to light two 75 watt lamps and one 40 watt lamp when connected in series to a 120 volt power source? A. 0.161 amperes B. 0.631 amperes C. 1.583 amperes D. 6.199 amperes

Last Answer : Answer: C

By mistake, a voltmeter is connected in series and an ammeter is connected in parallel, with a resistance in an electrical circuit. What will happen t

Description : By mistake, a voltmeter is connected in series and an ammeter is connected in parallel, with a resistance in an electrical circuit. What will happen t

Last Answer : By mistake, a voltmeter is connected in series and an ammeter is connected in parallel, with a ... be damaged D. Only the voltmeter will be damaged

If resistance is 20 Q. and inductance is 27 in a R-L series circuit, then time constant of this circuit will be?

Description : If resistance is 20 Q. and inductance is 27 in a R-L series circuit, then time constant of this circuit will be?

Last Answer : 0.1s

Which of the following statements is correct for the illustrated circuit? EL-0020 A. 'R1', 'R2', and 'R3' are connected in series. B. 'R1', 'R2', and 'R3' are connected in parallel. C. The voltages measured across 'R1', 'R2', and 'R3' are equal. D. The total resistance equals 1/R1 + 1/R2 + 1/R

Description : Which of the following statements is correct for the illustrated circuit? EL-0020 A. 'R1', 'R2', and 'R3' are connected in series. B. 'R1', 'R2', and 'R3' are connected in parallel. C. The voltages measured across 'R1', 'R2', and 'R3' are equal. D. The total resistance equals 1/R1 + 1/R2 + 1/R

Last Answer : Answer: A

A thick wire of radius `r=5 mm` carries a steady current `I=10 A`. An electron leaves its surface perpendicularly with velocity `v_(0)=10^(6) m//s`. F

Description : A thick wire of radius `r=5 mm` carries a steady current `I=10 A`. An electron leaves its surface perpendicularly with velocity `v_(0)=10^(6) m//s`. F

Last Answer : A thick wire of radius `r=5 mm` carries a steady current `I=10 A`. An electron leaves its ... from the surface of the wire before it turns back.

What power would be consumed by the series resistor of the circuit shown in the illustration if the source is 30 volts, the resistance of R1 is 10 ohms, R2 is 10 ohms, and R3 is 10 ohms? EL-0032 A. 5 watts B. 10 watts C. 20 watts D. 40 watts

Description : What power would be consumed by the series resistor of the circuit shown in the illustration if the source is 30 volts, the resistance of R1 is 10 ohms, R2 is 10 ohms, and R3 is 10 ohms? EL-0032 A. 5 watts B. 10 watts C. 20 watts D. 40 watts

Last Answer : Answer: D

In the network shown in fig. , points A, B, and C are at potentials of 70 V, 0, and 10V, respectively.

Description : In the network shown in fig. , points A, B, and C are at potentials of 70 V, 0, and 10V, respectively.

Last Answer : In the network shown in fig. , points A, B, and C are at potentials of 70 V, 0, and 10V, respectively. ... AB, DB and DC are in the ratio of `3:2:1`

A series circuit consisting of three resistors has a current of 3 amps. If R1 = 20 ohms, R2= 60 ohms, and R 3 = 80 ohms, what is the (a) total resistance and (b) source voltage of the circuit?

Description : A series circuit consisting of three resistors has a current of 3 amps. If R1 = 20 ohms, R2= 60 ohms, and R 3 = 80 ohms, what is the (a) total resistance and (b) source voltage of the circuit?

Last Answer : (a) 160 ohms. (b) 480 ohms

Two resistors of `6 Omega " and " 9 Omega` are connected in series to a 120 V source. The power consumed by the `6 Omega` resistor is

Description : Two resistors of `6 Omega " and " 9 Omega` are connected in series to a 120 V source. The power consumed by the `6 Omega` resistor is

Last Answer : Two resistors of `6 Omega " and " 9 Omega` are connected in series to a 120 V source. The power consumed by ... 384 W B. 616 W C. 1500 W D. 1800 W

`(i) int_(0)^(pi//2) x sin x cos x dx` `(ii) int_(0)^(pi//6) (2+3x^(2)) cos 3x dx`

Description : `(i) int_(0)^(pi//2) x sin x cos x dx` `(ii) int_(0)^(pi//6) (2+3x^(2)) cos 3x dx`

Last Answer : `(i) int_(0)^(pi//2) x sin x cos x dx` `(ii) int_(0)^(pi//6) (2+3x^(2)) cos 3x dx`