The correct answer for this question would be an EARTHQUAKE. What happens when two plates bordering each other suddenly move and release energy is an earthquake. When these plates slip one another and energy is released, this results in an earthquake. Hope this answer helps.
It is often revealed <span>at the resolution of the story, when the reader can see how the story ends.</span>
answer: in pic
explanation: found it here http://gaaq.weebly.com/uploads/7/8/8/4/78844490/chapter_11_q_as.pdf
position of the peg is given by the equation
now the rate of change in position is given as
given that
now we have
<em>so its speed will be 3.76 m/s in magnitude</em>
Answer:
6.13 s
219 N
Explanation:
Newton's law in the x direction:
∑F = ma
150 cos 30° N − 50 N = (30 kg) a
a = 2.66 m/s²
Δx = v₀ t + ½ at²
(50 m) = (0 m/s) t + ½ (2.66 m/s²) t²
t = 6.13 s
Newton's law in the y direction:
∑F = ma
Fn + 150 sin 30° N − (30 kg) (9.8 m/s²) = 0
Fn = 219 N
