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Example 18. A 3 m long ladderweighing 20 kg leans on a friction-twall. Its feet rest on the floor 1 mfrom the wall as shown in Fig. 7.33Find the reaction forces of the wall3 mD242mand the floor. [NCERT; Delhi 171 WSolution. The ladder AB ism long, its foot Ais at distance Ac

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