Question

what is yantrik labh

Answer 1

mechanical gain that is called yantrik labh

Answer 2

by physically and by engineers,by any mecanism produce force and also reciprocal of the second force which applied on first one called machanical advantage.
भौतिकई रूप से किसी मेकेन्जम द्वारा उत्पन्न बल तथा उस पर लगाय जाने वाले बल के अनुपात को यातरिक लाभ कहते है।
MA=Output Force/Input Force