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If dimensions of A and B are different, then which of the following operation is valid?

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By Expert Faculty of Sri Chaitanya
a
AB
b
e-A/B
c
A - B
d
A + B

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detailed solution

Correct option is

during division the two quantities can have difference dimension, for eg acceleration= force/mass


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According to Bernoulli's theorem,pd+v22+gh=constant The dimensional formula of the constant is :
(p-pressure, d-density, v-velocity, h-height, g- acceleration due to gravity)

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