if a close -coiled helical spring absorb 50N-mmof extending by 5,it's stiffness will be
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Items 1 - 58 - It is the friction experienced by an object when its slides ... 5 Using friction we can sharp any object and also to hold it. ... 1 A force 50N is required to move a mass of 40kg on a ... Horse power absorbed against friction = 4. ... 2 A man carrying a bucket full of water in one hand extends ... spring stiffness x deflection.
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