Q.

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

Moderate

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By Expert Faculty of Sri Chaitanya

a

AB

b

e-A/B

c

A - B

d

A + B

answer is A.

(Detailed Solution Below)

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Detailed Solution

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