Physics, 13.11.2020 22:10 legrandschool1oxa0sd
You throw a ball straight up. You are extra strong feeling today. It takes 11 seconds for the ball to come back down.
a. How high did you throw it?
b. What was the initial speed you threw it at?
Answers: 2
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Atoaster oven has a resistive heating element. the average rate at which it dissipates energy as thermal energy is 1.00 \(\rm kw\). in the united states, emf amplitude in household circuits is \(\mathcal e_{\max}\) = 170 \({\rm \; v}\) and the \(\rm ac\) oscillation rate is 60 \(\rm hz\). part a what is the root-mean-square current through the heating element?
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If anyonee has done the momentum lab practical in physics can you give me the answers i am s lostt rnn : (
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Aman is trying to drag a small tree that he cut down. if the static coefficient of friction of the tree on the ground is 0.5 and the tree weighs 670 n, what is the minimum amount of horizontal force that the man will need to apply so that the tree will start moving? o a. 465 n o b. 230 n o c. 670 n o d. 335 n
Answers: 2
You throw a ball straight up. You are extra strong feeling today. It takes 11 seconds for the ball t...
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