A rod of 2 m length pivoted at 0.5 m is balanced when a weight of 200 gf is placed at one of its ends. Calculate the weight of the rod.
100 gf
250 gf
300 gf
150 gf
200 gf
A uniform rod 2 m long has weights of 5 gf and 30 gf at its ends. If it balances 50cm from one end, what is the weight of the rod?
Calculate the net moment on a rod of length 5m & mass 3000 g pivoted at 3 m from an end, if 2 weights of 500 gf & 800 gf are placed at 2 m & 4.5 m from the same end.