ISRO 2017 MECHANICAL preparation

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This group is for mechanical candidates (either passed out or in their final year ) to discuss problems and queries about the isro scientist exam

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 mechanical kisika call letter mila? 

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ankitISA7X
@ankitISA7X  ·  34 karma

@psroy nop

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 NOC INTERVIEW TAK NA MIL PAYE TO ISRO MAI INTERVIEW ATTEND KARNE MAI KOI PROB NA HU USK LIYE KOI PROCEDURE H ?? 

bing bing
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psroy
@psroy  ·  41 karma

mechanical kisika call letter mila?

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result declared


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Guys post yours marks for mechanical after final ans key.

<120
120-130
130-140
140-150
150-160
160-170
>170
Khushal
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There is no correct answer. It should be 1 and 3. Isn't it ?

Post 5371382872408064
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promit_dutta
@promit_dutta  ·  58 karma

@sunilpilaka only 1 is correct...bcz the efficiency will be equal when there will be infinite compr and exp ...but here they told that the no of such process is increased. So it will not be equal to but less than Carnot's

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promit_dutta
@promit_dutta  ·  58 karma

@sunilpilaka this question will not be evaluated

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those who r challenging mechanical paper pls upload proof with question no and set


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ISRO RAC :- Share ur score.. 

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Has any one solved this question..plz send explanation ... thanks in advance :)

Post 6309967776710656
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In an ideal gas turbine cycle with intercooling reheating and regeneration as the number of compression and expansion states are increased which of the following statements are correct I. Brayton cycle reduces to Ericsson cycle II. Brayton cycle reduces to Stirling cycle III. The cycle efficiency becomes equal to carnot cycle efficiency a) statement I alone b) statement III alone c) statement I and II d) statement II and III

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Source of energy of ultrasonic should be electrical right? 

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rmt.1492
@rmt.1492  ·  101 karma

@gkraj212 haan mai gujrat se hun,apne idhar tidal energy ka boht acha scene hai

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rmt.1492
@rmt.1492  ·  101 karma

@gkraj212 aur wo abrasive jet machining me jo air ko compress karne ke liye jo compressor use hota hai wo kaise chalta hai dost, Electric motor laga ke chalaega ki ni?

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