A 2.45 kg rock is dropped from the top of a 15.5m vertical cliff a)What is...
A 2.45 kg rock is dropped from the top of a 15.5m vertical cliff a)What is the potential energy of the rock relative to the base of the cliff before it is dropped
b) What is the kinetic energy of the rock just before it hits the ground below?
c) What is the velocity of the rock at a point 5.00 m above the base of the cliff?
d) How much total energy does the rock have half way down?
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A 2.45 kg rock is dropped from the top of a 15.5m vertical cliff
a)What is...
I need help with problem 39 parts b,c,d Unit 7. Work and Energy In Class Packet...
I need help with problem 39 parts b,c,d
Unit 7. Work and Energy In Class Packet Name: 36. A 2.45 kg rock is dropped from the top of a 15.5 m vertical cliff a. What is the potential energy of the rock relative to the base of the cliff before it is dropped? b. What is the kinetic energy of the rock just before it hits the ground below? c. What is the velocity of the rock at a point...
A rock is dropped from the top of a vertical cliff and takes 3.00 s to...
A rock is dropped from the top of a vertical cliff and takes 3.00 s to reach the ground below the cliff. A secon rock is thrown vertically from the cliff, and it takes this rock 2.00 s to reach the ground below the cliff from the time it is released. With what velocity was the second rock thrown, assuming no air resistance? Select one: a. 5.51 m/s downward , b. 4.76 m/s downward X O c. 12.3 m/s downward...
1. (Spts) A 1-kg rock drops from a vertical cliff hat is 4 m tll anderns...
1. (Spts) A 1-kg rock drops from a vertical cliff hat is 4 m tll anderns nogi air resistance as it falls. At what speed will its gravitational potential energy (relative to the base of the cliff) be equal to its kinetic energy?
A ball is thrown horizontally from the top of a 57 m vertical cliff and lands...
A ball is thrown horizontally from the top of a 57 m vertical cliff and lands 92 m from the base of the cliff. What is the vertical component of the velocity of the ball just before it hits the ground?
A rock Is thrown horizontally with a speed of 17 m/s from a vertical cliff of...
A rock Is thrown horizontally with a speed of 17 m/s from a vertical cliff of helght 31 m (a) How long does it take to reach the horizontal ground below? 2.515 (b) How far wll It land from the base of the cllff? 42.759 (c) What is the velocity (magnitude and direction counterclockwise from the +x-axis, which is the initial horizontal direction in which the rock was thrown) of the rock just before it hits the ground? Magnitude 29...
7 A ball has a mass of 0.5 kg. Dropped from a cliff top, the all...
7 A ball has a mass of 0.5 kg. Dropped from a cliff top, the all strikes the sea below at a velocity of 10 m/s. /s. a) What is the kinetic energy of the ball as it is about to b) What was its potential energy before it was c) From what height was the ball dropped? strike the sea? dropped? Repeat stages a, b, and c above to find the height t is a d) A stone of...
an object having a mass of 150 kg is dropped from the top of a cliff...
an object having a mass of 150 kg is dropped from the top of a
cliff that is 100 m high. find its potential and kinetic energy
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JAn object having a mass of 1 kg is dropped from the top of that is 100m high. Find its potential and kinetic energy after it has fallen 25 meters
A rock is thrown horizontally with a speed of 20 m/s from a vertical cliff of...
A rock is thrown horizontally with a speed of 20 m/s from a vertical cliff of height 25 m. What is the velocity (magnitude and direction counterclockwise from the +x-axis, which is the initial horizontal direction in which the rock was thrown) of the rock just before it hits the ground? Magnitude - Direction - degrees
A ball is thrown horizontally from the top of a 25 m vertical cliff and lands...
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A 0.26-kg rock is thrown vertically upward from the top of a cliff that is 32...
A 0.26-kg rock is thrown vertically upward from the top of a cliff that is 32 m high. When it hits the ground at the base of the cliff, the rock has a speed of 33 m/s . Part A Assuming that air resistance can be ignored, find the initial speed of the rock.(Express your answer using two significant figures.) Part B Find the greatest height of the rock as measured from the base of the cliff. (Express your answer...
I need help with problem 39 parts b,c,d
Unit 7. Work and Energy In Class Packet Name: 36. A 2.45 kg rock is dropped from the top of a 15.5 m vertical cliff a. What is the potential energy of the rock relative to the base of the cliff before it is dropped? b. What is the kinetic energy of the rock just before it hits the ground below? c. What is the velocity of the rock at a point...
A rock is dropped from the top of a vertical cliff and takes 3.00 s to reach the ground below the cliff. A secon rock is thrown vertically from the cliff, and it takes this rock 2.00 s to reach the ground below the cliff from the time it is released. With what velocity was the second rock thrown, assuming no air resistance? Select one: a. 5.51 m/s downward , b. 4.76 m/s downward X O c. 12.3 m/s downward...
1. (Spts) A 1-kg rock drops from a vertical cliff hat is 4 m tll anderns nogi air resistance as it falls. At what speed will its gravitational potential energy (relative to the base of the cliff) be equal to its kinetic energy?
A ball is thrown horizontally from the top of a 57 m vertical cliff and lands 92 m from the base of the cliff. What is the vertical component of the velocity of the ball just before it hits the ground?
A rock Is thrown horizontally with a speed of 17 m/s from a vertical cliff of helght 31 m (a) How long does it take to reach the horizontal ground below? 2.515 (b) How far wll It land from the base of the cllff? 42.759 (c) What is the velocity (magnitude and direction counterclockwise from the +x-axis, which is the initial horizontal direction in which the rock was thrown) of the rock just before it hits the ground? Magnitude 29...
7 A ball has a mass of 0.5 kg. Dropped from a cliff top, the all strikes the sea below at a velocity of 10 m/s. /s. a) What is the kinetic energy of the ball as it is about to b) What was its potential energy before it was c) From what height was the ball dropped? strike the sea? dropped? Repeat stages a, b, and c above to find the height t is a d) A stone of...
an object having a mass of 150 kg is dropped from the top of a
cliff that is 100 m high. find its potential and kinetic energy
after it has fallen 25 meters.
JAn object having a mass of 1 kg is dropped from the top of that is 100m high. Find its potential and kinetic energy after it has fallen 25 meters
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