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Collins
Questions (1)
Two wires support an electricity pole as shown in Fig. 5.17.if the wires make angles of 58 and 67 with the ground and /AB/= 21m
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Nothing will happen
I don't know how to solve
How much work is needed to stop a 20kg bullet with a speed of 150 minutes
R.D = (M in air - M in liquid) / (M in air -M in water) 2 = (M - 10) / (M - 15) M - 10 = 2(M - 15) M - 10 = 2M - 30 M - 2M = -30 + 10 -M = -20 M = 20
