Answer / abhishek

CASTING BC

How to calculate motor bearing life - cycle (life time) (SKF bearing) how determine the capacity of refrigeration system? how we use condenser coils, compressor, capillarity,compressor how determine the capacity of refrigeration system? how we use condenser coils, compressor, capillarity,compressor what is rigging

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substance is flowing in a pipe of 200 mm inside cylinder diameter ot an average velocity of 3m/sec. At a given section of the pipe line the pressure is 1.5 MN/m² absolute. what is the flow work of 0.5 cubic meter, expressed in joules passing through section? (a)1J, (b)75000J, (c)90000J, (d)25000J

1 Answers  

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1. What will happen if the armature rheostat is not in maximum position while starting the motor? 2. What will happen if the armature resistance is in minimum position and the eld resistance is in maximum position while starting the motor? 3. How do you reverse the direction of rotation of a DC motor? 4. If the armature connection and the eld connection both are reversed, does the direction of rotation of the motor reverse?

2 Answers  

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why are you looking for job change?

7 Answers   Corus,

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i have completed b.tech from mechanical engg so plz send me some question paper for entrance exam

0 Answers   Shipping Corporation of India,

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How does an equal-arm balance work?

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what is the three phase induction motor? what is difference between motor used in household instruments and induction motor?

0 Answers   Essel,

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What is the difference between CFM & PSI?

3 Answers   Gammon, Nalco, Sata Vikas, Siemens,

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What are the causes of positive and negative propeller slip?

0 Answers   RRB,

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please send me previous question papers of rrb chennai applied for junior engineer in mechanical dept

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in which condition turbine bearing vibration high

4 Answers  

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How to calculate the moment of inertia for a circuit board?

1 Answers  

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