Answer / guest

Resistivity is the property of a material to resist the
flow of current through it, whereas resistance is the
measurable quantity of that property.

Answer / konda.dady

both are constant for a particular material but
resistance opposes the flow of current through a wire..
(R=V/I)&(R=pL/A)

why induction motor takes high current?

1 Answers   Emerson,

---

what is the VVVFD and?

4 Answers  

---

What is the difference between earth fault and restricted earth fault protection?

1 Answers  

---

what is the difference betweem star connected motor & delta connected motor?

0 Answers  

---

For a load of 40HP induction motor.what will be size of Armoured copper cable require to connect the motor to starter in Star-Delta?

1 Answers   CG,

---

---

How can we calculate strength of copper hich is supplying electric power to heater and in it hold the heater also and what r all types of forces which is acting on it...

0 Answers   ABB,

---

expansion of rccb

3 Answers  

---

how capacitance is neglected in short transmission lines ?

1 Answers   BMC, Qucab,

---

what is skin effect

7 Answers   NHPC,

---

If you know per phase current and phase to phase voltage; what is overall KW of the circuit?

1 Answers   ABC, GAS,

---

Hi ,what the accurate method to set correct(In) over load to protect the 3~ motor

4 Answers  

---

what is the difference between direct loading and indirect loading?

1 Answers  

---