# how to understand current flowing in a circuit.

107 views
Details of current flowing direction to clear concept
Mate!! the question isn't clear

## Related questions

How eddy current is produced in a transformer?

Explain why potential difference is necessary to produce current in a circuit.

In a series R-C circuit, with the increase in frequency, current (A) Reduces (B) Increases (C) Does not change (D) Becomes zero

In a loss-free R-L-C circuit the transient current is?

How can a magnetic field be used to generate an electric current?

The current flow in a battery is due to ______ A) movement of ions B) movement of protons C) movement of holes D) movement of neutrons

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

Magnitude of current at resonance in R-L-C circuit?

What is the direction of flow of electric current in an electric circuit?

How to find total impedance Z, current I and Impedance angle ?

Consider a circuit with four 10 Ω resistors connected in parallel and the current flowing through the circuit is 5 A. What will be the current if the above 4 resistors are connected in parallel? A) 5 A B) 50 A C) 500 A D) None of these

In a series RLC high Q circuit, the current peaks at a frequency  (1) equal to the resonant frequency (2) greater than the resonant frequency (3) less than the resonant frequency (4) equal to half the resonant frequency

In the induction type directional over current relay, when a short-circuit occurs in the circuit (A) power flows in reverse direction (B) power flows in normal direction (C) directional power element does not operate (D) over current element is not energized

How eddy current can be minimized?

How does AC current change direction?

How can we increase the induced current?

A charge of 0.1 C moves past a given point every 0.01 s. How much is the current?

A current controlled voltage source is equivalent to :  (A) series voltage feed -back amplifier (B) shunt current feed -back amplifier (C) shunt voltage feed -back amplifier (D) series current feed -back amplifier

The r.m.s. value of a sinusoidal A.C. current is equal to its value at an angle of______degrees.

Heat in a conductor is produced on the passage of electric current due to?

An emf of 120 V causes a current of 3A to flow in a circuit how much energy is supplied by the source in 12 seconds. A. 4130 J B. 4310 J C. 4320 J D. None of these

In parallel RLC resonance circuit at resonance the current will be  (1) Minimum (2) Maximum (3) Zero (4) Infinite

In which fault the maximum short circuit current occurs?

A sine wave voltage is applied across an inductor. When the frequency of the voltage is decreased, the current decreases.

The armature current on symmetrical 3 phase short circuit of a synchronous machine (salient pole)  (A) has q -axis current only (B) has d -axis current only (C) has both d and q axis currents (D) cannot be divided between q and d axis currents

What happens to the resistance when the current increases?

Electrical shock happens for voltage/current?

The skin effect in conductors is due to non uniform distribution of current in it and major portion of current is near the _______ of conductor.  (1) Surface (2) Center (3) Complete cross section area (4) Axis

In a particular meter, the deflecting torque is directly proportional to the current flowing through it, the type of meter is (a) moving coil (b) moving iron (c) induction (d) electro-static

Which of the following theorems enables a number of voltage (or current) source to be combined directly into a single voltage (or current) source. (1) compensation theorem (2) reciprocity theorem (3) superposition theorem (4) Millman's theorem

The sequence components of current of a single-phase load connected to a 3-phase system are (A) equal positive and negative sequence components (B) equal positive, negative and zero sequence components (C) vector sum of sequence currents is zero (D) algebraic sum of sequence currents is zero

A network is said to be under resonance when the voltage and the current at the network input terminals are (A) in phase (B) out of phase (C) in phase quadrature (D) in phase, and have equal magnitudes

When electric current passes through a metallic conductor, its temperature rises. This is due to?

Which of the following is the least expensive protection for over current in low voltage system?  (A) Rewireable fuse (B) Isolator (C) Oil Circuit breaker (D) Air break circuit breaker

In the case of an unsymmetrical alternating current the average value must always be taken over?

What happens when you reverse the direction of the current in an electromagnet?

Why do we use AC current in our homes?

why current flows in opposite direction of electrons?

If the % reactance upto the fault point is 20%, then the short circuit current will be

When one leg of parallel circuit is opened out the total current will?

Electric current passing through the circuit produces?

Give the circuit analysis of current source inverter with resistive load. What are the main difference between voltage source inverter and current source inverter?

If 1 ampere current is flowing through a 100 mH coil, then energy stored in the coil is (a) 0.05 Joules (b) 0.5 Joules (c) 5.0 Joules (d) None of these

A charge of 0.1 coulomb moves through a given point in every 0.05 seconds. The current flowing through the point is (a) 2 mA (b) 5 mA (c) 2 A (d) 5 A

5xl016 electrons pass across the section of a conductor in 1 minute 20 sec. The current flowing is