Physics MCQs thread.

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hassam

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chek 1st one i.e a sqrt(ms^-2*m)....sqrt(m^2s^-2)....so after taking sqrt...it comes ms^-1..........that wasnt hard at all just indices chapter
 
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rango2011

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dude i can get the answer with the homogeneity...i just wanna know if there is any way you can work the expression out without the use of units
 
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yubakkk

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@rango
this iz the q. from measurment and units so all equation may not be correct so we should check units
 
Zishi

Zishi

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hassam said:
no One ansers questions at this thread WTH !!!
Click to expand...

Are you posting questions in which you've got problems OR like chem(just for fun)?
 
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hassam

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TELL any one how did u figure it out m waitinggg

y its nt 45
 

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H

hassam

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the questions in which i need help...m writng that i cnt understnd...others are for u ppl to try..
 
Zishi

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hassam said:
TELL any one how did u figure it out m waitinggg

y its nt 45
Click to expand...

Because the half wavelength has an angle of 90 degree. Quarter of it is 45 degrees. The distance between those two points is less than a quarter of wavelength, so it must be less than 45 too.
 
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hassam

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no its C as zishi said....i used analogy to figure it out....supposed 5 row ...each containing 5 resistors of 1 ohm...nd then figured out total..it came out 1....so i cheked it for another case...and then ans has to be C
 
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