Fig. 2 shows a $2.6$ m long pole sliding down along a vertical wall such that the top of the pole

Question

Fig. 2 shows a $2.6$ m long pole sliding down along a vertical wall such that the top of the pole is slipping at the constant rate of $0.3$ m/s. Determine the speed at which the foot of the pole is moving along the ground when the foot is $1.0$ m from the base of the wall.[4]

Accepted Answer

(b) $\frac{18}{25}\text{ m s}^{-1}=0.72\text{ m s}^{-1}$

2021 EJC Promo Q9

2021 EJC Promo Q9

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