- A window clearner working on the Infinity Tower accidentally drops her mobile phone. The phone falls vertically towards the ground with an acceleration of 9.80
m/s.
a) Determine the speed of the phone after 3.0s.
b) Calculate how fast the phone is moving after it has fallen 30.0m.
c) Calculate the average velocity of the phone during the fall of 30.0m.

A2.0 μf capacitor and a 4.0 μf capacitor are connected in series across a 0.827-kv potential. the charged capacitors are then disconnected from the source and connected to each other with terminals of like sign together. find the voltage across each capacitor.

Steelhead trout migrate up stream to spawn.occasionally they need to leap up small waterfalls to continue their journey. fortunately, steelhead are remarkable jumpers, capable of leaving the water at a speed of 8.0 m/s. a. what is the maximum height a steelhead trout can jump? b.leaving the water at 8.0 m/s, the trout lands on top of the water fall 1.8 m high. how long was it in the air?

Which of the following is not a means to accelerating? question 4 options: a)increase speed b)remain still c)decrease speed d)change direction