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Yes DIAC can conduct in both direction.
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Description : what is DIAC?

Answer : DIAC is a two terminal and four layer device most DIAC have three terminals. DIAC stands for diode for alternating current. It conducts in both direction. It is also used for triggering triac.

Description : Draw symbol & V-I characteristics of (i) LASCR (ii) DIAC (iii) TRIAC

Answer : (i) LASCR:  (ii) DIAC:  (iii) TRIAC: 

Description : Describe triggering circuit for TRIAC using DIAC.

Answer : Triggering circuit for TRIAC using DIAC: DIAC stands for diode alternating current. It's a two terminal four layer bidirectional device. It conducts in both directions. DIAC is used for triggering TRIAC. ... of DIAC to the gate terminal of TRIAC reduces the harmonics.

Description : Explain the need and steps to conduct the reduced voltage running up test on the three phase induction motor.

Answer : The direction of rotation of a D.C. series motor can be changed by interchanging field terminals.

Answer : The direction of rotation of universal motor can be reversed the by reversing the flow of current through either armature winding or field winding.

Answer : Direction of rotation of a split phase motor can be reversed by reversing the connection of either running winding or starting winding.

Description : How can we reverse the direction of rotation of synchronous motor?

Answer : By reversing supply phase sequence we can reverse the direction of rotation of synchronous motor.

Description : In a single-phase induction motor, the operating direction is determined by the ________ A) Rotor B) Stator C) Starting circuit D) None of these

Answer : In a single-phase induction motor, the operating direction is determined by the Starting circuit

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

Answer : When  you  reverse  current  direction  in  an  electromagnet,  the magnetic  poles  will  also  change.

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

Answer : It  flows  from  anode  to  cathode  (direction  of   holes  flow)

Description : why current flows in opposite direction of electrons?

Answer : Hi team, the current flow is nothing but flow of electrons But the conventional direction I'd opposite to actual current flow . ..

Description : How does AC current change direction?

Answer : This  is  because  the  angle  at  which  the   magnetic  fields  cuts  across  a  winding  changes  its  poles  thus  current  has  to  change  dirention  .

Description : What is the direction of the induced electric field?

Answer : It  is  in  opposite  direction   to  the  one  that   produced  it.

Description : What is the direction of an AC current?

Answer : The magnitude and direction of alternating current is changes with respect to time. So for half cycle it is positive and for next half cycle it is negative.

Description : What is the direction of the induced current?

Description : What is the direction of the electric field?

Answer : Electric   field    is  at   right angle   widh  flow  of  current  (right  hand   rule).

Description : What is the direction of flow of current?

Answer : Current  flows  from  anode  to  cathode(opposite  direction  to  flow of  electrons)

Description : What is the direction of the flow of electrons?

Answer : Electrons  flow    cathode   to   anode  or  in   an  oposite  direction  of   convection  current  flow  or  holes.

Description : What is the direction of the conventional current flow?

Answer : The conventional current flow in opposite direction of flow of electrons. The electrons flow from negative terminal of battery to positive terminal of battery. And conventional current flow from positive terminal of battery to negative terminal of battery.

Description : In a synchronous machine, if the field flux axis ahead of the armature field axis in the direction of rotation, the machine is operating as  (1) synchronous motor (2) synchronous generator (3) asynchronous motor (4) asynchronous generator

Answer : In a synchronous machine, if the field flux axis ahead of the armature field axis in the direction of rotation, the machine is operating as synchronous generator 

Description : Two non-collinear parallel equal forces acting in opposite direction?

Answer : Two non-collinear parallel equal forces acting in opposite direction constitute a couple.

Answer : In case of a shaded pole motor the direction of rotation of the motor is from main pole to shaded pole.

Answer : In repulsion motor direction of rotation of motor is the same as that of brush shift.

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Answer : The direction of rotation of an inverter fed 3-phase ac motor is reversed by changing the sequence of switching

Answer : The direction of rotation of an hysteresis motor is determined by position of shaded pole with respect to main pole.

Description : What is the direction of flow when charging a capacitor?

Answer : Thyristor conducts when the anode voltage is greater than cathode and when the current provided to Gate.

Answer : Diode conducts when the anode voltage is greater than the cathode voltage.

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Answer : The diac  can conduct current in either direction and is turned-on when the breakover voltage is exceeded.

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Answer : B) The largest items of the expenditure for leisure time activities are for those of a passive nature

Description : TRIAC is an ac switch which can be made to conduct on

Answer : TRIAC is an ac switch which can be made to conduct on both half cycle of AC voltage.

Description : DIAC DIAC DIAC

Answer : A Diac is an AC switch

Description : A positive sloped supply curve for a product represents (a) Supply will move with movement in the price in the opposite direction; (b) Supply will move with the movement in the price in the same direction; (c) Both ; (d) None

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Answer : ANSWER: Y -- EITHER SPEED OR DIRECTION 

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Answer : ANSWER: W -- LOSE POTENTIAL ENERGY AND GAIN KINETIC ENERGY

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Answer : ANSWER:C Explanation:  Given that the first one walks at 9 km/hr convert the speed in the unit of m/sec  9 km/hr = (9*5/18) m/s  = 5/2 m/s  = 2.5 m/s  Another one walks at 10.8 km/hr ... the speed in the unit of km/hr  Speed of the train = (45*18/5)kmph  Speed of the train = 162 km/ hr

Description :  A train overtakes two girls walking along a railway track. The first girl walks at 9 km/hr. The other girl walks at 10.8 km/hr. The train needs 16.8 and 17 seconds respectively to overtake them. What is the speed of the ... in the same direction as the train? A) 25 m/s B) 45 m/s C) 30m/s D) 40m/s

Answer : ANSWER:B Explanation:  First girl speed = 9km/hr  = 9 * 5 / 18 m/s  = 5/2 m/s  = 2.5 m/s  second girl speed = 10.8 km/hr  = 10.8 * 5/18 m/s  = 54/18  = 3 m/s  Let the speed of the train ... x - 3) * 17  16.8x - 42 = 17x - 51  0.2x = 9  x = 45  Therefore the speed of the train is 45 m/s

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Description : Direction of rotation of three phase induction motor can be reversed by   (a) interchanging connections of any two phases (b) disconnecting any one phase (c) (a) and (b) both (d) None of the above 

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Description : how can we reverse the direction of rotation of three phase induction motor ?

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Answer : B) the science of thought

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