Xavier Aptitude Test 2014 Paper

Question : 53 of 103

Marks: +1, -0

SECTION - C QUANTITATIVE ABILITY AND DATA INTERPRETATION

Consider the formula, , where all the parameters are positive integers. If is increased and , and are kept constant, then S :

Solution:

(a)

\ {1}/{\ {S}}=\ {\ τ+\ρ ^{*} ω}/{\ α^{*}ω }= {\τ}/{\ α\ω}+\ {\ρ }/{ α}= {\ {K}_{1}}/{\ω}+\ {K}_{2}

Where

K_1

and

K_2

are constant
⇒ 1/S decreases with ω increases.
⇒ S increases with ω increases.

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