sir i am selected for HAL Ast. Engg so pls Interview Qus

2129

If oil and air can withstand a high MeV when used as an insulator in a transformer, what are the values of how high for each material?

1350

Discuss the impact of avionics and advanced control systems on aircraft safety and efficiency.

109

radar

2222

What is CCT (Correlated Color Temperature) ?

1493

What does the voltmeter in ac mode show?

584

ACB & VCB how do work and saftes and how can maintenance in this and parts name show with picture

1624

What is a pressure cap in the radiator?

561

What are the safety recommendations required while maintaining aircraft?

649

1.what is the effect of vapour presuure in orifice plate flow measurement 2.which is more effective 2 pressure sensors or one single differential pressure sensor in orifice plate measurement 3.how to design a v/i converter and i/v converter 4.how many type of thermocouple are there 5.how many leads are there in thermocouple measurement 6.how pressure sensors are connected in level measurement in differential pressure method 7.what is the output of capacitive pressure sensor (ac or dc),how its o/p is signal charactarized 8.what is the physical meaning of discharge coeeficient,why it is calculated,orifice plate what is its value,why it is less than 1,Q at upstream is equal to or not equal to Q at downstream of orifice plate why?what is vena contracta in orifice plate 9.why rotameter is called variable area flowmeter,it can measure flow even if area is not varying,why it is made tapered 10.design a 10 bit counter ,which counter you will prefer 11.how to remove self heating error in RTD 12.which is more sensitive pt100 or pt50 13.why thermocouple are connected in parallel 14.what is lead contact error in RTD,how to avoid 15.what is P,PI,PID,PD controller,why there is no ID controller 16.what is override,split range,sequential,ratio,feedforward,cascade controller 17.why we moved from SR to JK and then JK to master slave JK flipflop,give correct reason 18.how to measure level of a closed container which contains vapour and liquid,remember no vapour gas should be leaked,so ultrasonic and capacitive is not an option,design another method 19.how to design horse race counter including sensors and signal conditioning element 20.what is bevelling

1949

Define topping?

1

How will polarity test of Dy5 Transformer ?

1773

how many numbers of 4inch bricks and get consumed in 9 inch BB masonary wall in cubic feet.plz send my below e.mail adress

1374

i am trying to PSUs/govermeant jobs since last 2 years but still i m not success, plz help me.

1449

List out the points of diesel generator B check?

1638