What are the probable causes for failure of heating elements

Question Posted / nigamsingh_85

4 Answers
19330 Views
BARC, I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

What are the probable causes for failure of heating elements..

Answer / sagar shinde

1.oxidation and intermittency of operation
2.Formation of hot spots
3.Embrittlement due to grain growth
4.Contamination and corrosion

Is This Answer Correct ?

39 Yes

3 No

What are the probable causes for failure of heating elements..

Answer / n.k.singh.

1.If there is loose connection between terminations of heating elements,hot spot will be made which leads to failure of heater.
2. If reaction takes place between heating element and surrounding atmosphere,i.e. corrosion of heating element which leads to poor heat transfer from heater to load and temperature of element becomes more than the maximum element temperature and heater fails.

Is This Answer Correct ?

16 Yes

2 No

What are the probable causes for failure of heating elements..

Answer / deepak thakur

1)if give connect more voltege than ratede voltege
2)if it heat not convert in proper place.
3)if controlling divice short ckt.
4)if its tharmocuple not fixed in proper place.

Is This Answer Correct ?

1 Yes

5 No

What are the probable causes for failure of heating elements..

Answer / deepak thakur

1)if give connect more voltege than ratede voltege
2)if it heat not convert in proper place.
3)if controlling divice short ckt.
4)if its tharmocuple not fixed in proper place.

Is This Answer Correct ?

0 Yes

6 No

Post New Answer

More Electrical Engineering Interview Questions

Why don't we use ground free electricity to avoid electric shock.As birds are do not get shock.

3 Answers

Re: how to calculate diesel consumption of a D.G.Set? Answer # 1 We can not calculate the diesel comsumption...depending upon load it will conume the diesel...suppose the 1500kva D.G is running and the load is 1000kw means it will consume 150-200 liters per hour....

6 Answers Cipla,

Wat is the best to use in a generator a 6.5kva or a 7 kw

4 Answers

how can we say that stator magnetic field rotates with synchronous speed?can we derive?

0 Answers

what will happen if i commission a transformer without connecting the neutral?

2 Answers L&T, Sail,

what is counter poise conductors

0 Answers IBM,

How to work E.L.C.B and how to connect in circuit.

0 Answers

What is the previous name of Cox's Bazar

0 Answers

Is there any decided or standard frequency to check the meager testing of transformer, DG set, LT Panel in the industries in a year. I means how many times we should be check the same.

2 Answers

Types of test in Switchgears, MCC, NGR and DB's how it should be procced. Can anyone give me the details here or email me to pasuvaraj.k@gmail.com

0 Answers

sir, i'm preparing for hpcl exam officer trainee pls tell me how the exam ques paper pls pls

0 Answers

What is the difference bet ween EDO Type & MDO type ACBs, and what is the advantage EDO Type over than MDO type ACBs.

2 Answers Siemens,

For more Electrical Engineering Interview Questions Click Here