ssuming that the maximum angle the pendulum can rise to is 120° and if the V-notch specimen requires 220 J of energy for fracture, (a) will the above system have sufficient capacity to achieve the fracture of the specimen? (b) How much will the pendulum rise if it achieves fracture of the specimen?
ssuming that the maximum angle the pendulum can rise to is 120° and if the V-notch specimen requires 220 J of energy for fracture, (a) will the above system have sufficient capacity to achieve the fracture of the specimen? (b) How much will the pendulum rise if it achieves fracture of the specimen?
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Assuming that the maximum angle the pendulum can rise to is 120° and if the V-notch specimen requires 220 J of energy for fracture, (a) will the above system have sufficient capacity to achieve the fracture of the specimen? (b) How much will the pendulum rise if it achieves fracture of the specimen?
Transcribed Image Text:h
after impact
120 cm
120°
120 cm
30°
120 sin 30°
120 cm
h=
120+120 sin 30°
Datum
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