1d

Doubt in the answer option (1)
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10 Replies
iTeachChem Helper
@Apu
iTeachChem Helper
Note for OP
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iTeachChem
iTeachChem4w ago
hello! What is your doubt? if v is inc linearly, then a must be constant, that part is clear? and when v is constant, then a is zero so option 1 doesnt seem to be correct to me
S*x defender (TTLV stripper)
In part of 0-200 m It is the answer in the module
iTeachChem
iTeachChem4w ago
lol could you share the other options? this seems incorrect to me
iTeachChem
iTeachChem4w ago
somethings off here. not possible for any of these to be correct na Oh my bad this is correct pehla graph is v vs x not v vs time :) s = ut + 1/2 at2 right. khair a = vdv/dx, this is okay? v2-u2 = 2as, yaha se.
S*x defender (TTLV stripper)
But from 0-200m a is not constant
iTeachChem
iTeachChem4w ago
but typo hai it should be from 2 to 10 not 18 a is inc linearly remember, v is not constantly increasing, it is a quadratic inc wrt time wrt x it is linear does that make sense?
S*x defender (TTLV stripper)
Ok thanks

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