tudents in the lab (see Figure 10.5) measure the speed of a steel ball to be 8.0 m/s when launched horizontally from a 1.0-m-high tabletop. Their objective is to place a 20-cm-tall coffee can on the floor to catch the ball. Show that they score a bull's-eye when the can is placed 3.2 m from the base of the table.

Q: A soda can falls past your balcony at 3 m/s. Your balcony is 9 m off the ground. The soda can…

A: The given data are: u=3 m/sh1=9 mh2=5 m Here, u denotes the initial speed, h1 denotes the initial…

Q: A child (20kg) is at rest on a wooden raft (100kg) that's also at rest. The child decided to jump in…

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Q: a stone is dropped from a 85 meter high tower and at the same time another stone was thrown upward…

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Q: are

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Q: 3 kilogram ball is dropped from the top of a building that is 140 meters high. what is the velocity…

A: When a body is at some height it will have its own potential energy, as it gains speed the stored…

Q: A bored astronaut on an alien world launches projectiles at a nearby hill. The projectiles are…

A:

Q: Verify the statement that gravitational forces between two charges can be neglected compared to the…

A: Given values:Gravitational constant Coulomb's constant..Charge of an electron is Mass of an electron…

Q: A ball is dropped from a tower that is 400 m tall. Assuming only gravitational force g = 9.8 m/sec2,…

A: Given data The height of the tower is h=400 m The acceleration on the ball is g=9.8 m/s2 The…

Q: A flower vase on a table slides off horizontally with a speed of 1.50 m/s. It statter in pieces on…

A: Given data: Initial velocity (u) = 1.50 m/s, horizontally Time (t) = 0.450 s Required: The height of…

Q: An astronaut throws a 2kg rock horizontally from a cliff on the moon that is 20 meter talk at 10…

A: Given: The mass of the rock is 2 kg. The height of the cliff is 20 m. The horizontal speed is 10…

Q: The minutehand on Mr.Incredible's watch is 0.25in long. How fast is the tip of the minute hand…

A: Given data The length of the minute hand is r = 0.25 in.   The distance travelled by the minute hand…

Q: A stone is launched from a height of 15m with a velocity of 20 m/s. How far away will the stone…

A: Given: Height from which the stone is launched is 15 m . Velocity of a stone is 20 m/s. Formula…

Q: A spaceship has a proper length of 48.17m. It is currently passing by the Earth moving at 52.9% of…

A: l=48.17m (original length) v=0.529c (velocity of spaceship) c= speed of light

Q: V (Volts) 3.0 2.0 1.0 x (m) 1.5 3.0 3.5 4.0 A В С

A:

Q: An airplane drops a care package in warzone.I want to find out how fast the care package travels…

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Q: observation deck of a skyscraper is 400 meters above the street level. How long will it take for a…

A: Given h = 400 m and u = 0 We know that  Acceleration due to gravity g = 9.8 m/s2

Q: If a rocket with an initial velocity of 600 m/s Accelerates at 20 m/s2  for one minute, what will…

A: An initial velocity of the rocket,Acceleration of the rocket,Time taken

Q: A basketball with an invitation speed of 7.75 m/s rolls (with slipping) up a slanted sidewalk. How…

A: Write a given values of this question. u=7.75m/sv=0m/s

Q: How high is a building if it takes 5 seconds for a ball to hit the floor? (Pretend the object was…

A: Given data:  Initial velocity (u) = 0 m/s Time taken to hit the floor (t) = 5 s Initially object…

Q: A ball is thrown upward with a speed of 20 m/s. What is its speed 3 seconds later?   Which below is…

A: Given data: A ball is thrown upward Initial velocity (u) = +20 m/s Time (t) = 3 s Required: The…

Q: A ball is thrown horizontally from a cliff at a speed of 20 m/s. What will it's speed be after 2…

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Q: Jan and Len throw identical rocks off a tall building at the same time. The ground near the building…

A: Given : speed of Jan rocks = u m/s Speed of Len rocks = 2u m/s Angle Len throw rock = 30° Height of…

Q: A student is attempting to hit a target 4 m from the edge of a desk that is 1.4 m tall. The marble…

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Q: A ball is dropped from the top of a 65-meter tall building. How fast will the velocity be when it…

A: Given data:  Ball is dropped from the top Height of building (h) = 65 m Required: Velocity of the…

Q: A pencil rolls off a desk that is 0.78 m high with a speed of 8.1 m/s. How far away did the pencil…

A: As per the given data, Height of the desk (h) = 0.78 m; Initial speed of the pencil (u) = 8.1 m/s:…

Q: A 500 kg roller coaster car starts from rest at the top of a hill. If its velocity at the bottom of…

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Q: from the edge of the platform. Ignoring air resistance, draw qualitative graphs for the horizontal…

A: For horizontal motion, horizontal speed is constant. Hence, horizontal displacement increases…

Q: A child sits on the age of a spinning merry-go-round that has a radius of 1.5 m. The child’s speed…

A: Given, Speed of child, v = 2 m/s Radius, r = 1.5 m

Q: A stone thrown horizontally with a spewed of 22m/s from the top of a should I call Cliff at the edge…

A: Given : Initial vertical speed of the stone=0 Initial horizontal speed of the stone, v=22 m/s Time…

Q: (p) What is the new amplitude of the oscillations? Write your answer in terms of A, k, M, and m.…

A: The momentum of a particle is defined as the product of its mass and velocity. Conservation of…

Q: A curious child stands on the top of a 794 m skyscraper and drops a coin from the top of the…

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Q: A stone thrown from the top of a 50-meter tall building at a speed of 16 m/s and at an angle of 30…

A: we have . height of the building =50 m   Initial speed =16 m/s x-component of speed= ux=ucos θ= 16…

Q: A roller coaster leaves the top of the first hill 30 m up at 2 m/s.  Find the height above the…

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Q: Kate drops a 5 kg ball from the top of a tower. It actually takes 2.5 seconds before it hits the…

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Q: A curious child stands on the top of a 764 m skyscraper and drops a coin from the top of the…

A: height from the coin dropped h =764 m initial velocity of coin = u =0 m/s let final velocity of coin…

Q: A book which has a velocity of 3.61 m/s in the horizontal direction slides off the edge of a table…

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Q: A child sits on the edge of a spinning merry-go-round that has a radius of 2.6 m. The child's speed…

A: GIven, the radius of the circular path along which the child is spinning in the merry-go-around, R =…

Q: Which horse moves faster in m/s on a merry-go-round? Group of answer choices one near inner rail one…

A: The outer horse on a merry-go-round moves faster.

Q: football is thrown by a quarterback (from shoulder level) to a receiver downfield, who catches it at…

A: We know that the speed of the object which is in a projectile motion varies with time. It has an…

Q: A 5 kg rifle fires a 50 gm bullet at 750 m/s. At what speed does the rifle kick back?

A: