An object is dropped from rest and impacts the ground with a velocity of 14.2 m/s. What height was it dropped from?   Please explain and show work if possible.

Q: A 258-gram ball is thrown at a speed of 44.1 m/s from the top of a 41-m high cliff. Determine the…

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Q: Questions: (a) Using kinematics, find the final speed of the ball before it strikes the ground.…

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Q: A 110 kg man is skiing across level ground at a speed of 9.5 m/s when he comes to the small slope…

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Q: A child and sled with a combined mass of 28.6 kg slide down a frictionless hill, starting at the…

A: Given Data Combined mass of the child and the sled is m=28.6 kg Initial speed of the sled is vi=0…

Q: A 274-gram ball is thrown at a speed of 39.4 m/s from the top of a 42.6-m high cliff. Determine the…

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Q: A 230-gram ball is thrown at a speed of 40.7 m/s from the top of a 45.1-m high cliff. Determine the…

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Q: A 2.5 kg crate sliding along the floor has an initial velocity of 2.1 m/s in the +x direction.…

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Q: The diagram below shows a portion of an amusement park ride. The 100 kg car starts from rest at the…

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Q: The dot product is an operation between two vectors and is a fundamental part of the definition of…

A: The vectors are given as,

Q: A car speeds up from 10.0 m/s to 30.0 m/s in 3.0s. What is it’s acceleration? Please show the work,…

A: Initial velocity is Final velocity is Time is Find:Acceleration of the vehicle.

Q: A 5kg cannonball was dropped (from rest) from a height of 10m above the ground. What is the velocity…

A: Initial velocity (vi) = 0 Final height (Yf) = 0   Initial kinetic energy (Ki) = (1/2)mvi2  .…

Q: A object of mass 3.00 kg is subject to a force Fx that varies with position as in the figure below.…

A: Given,

Q: A person drops pebble 1 with mass m1 from a height h, and it hits the floor with kinetic energy K.…

A: Given, mass of the pebble 1, m1 height above the ground, h mass of the pebble 2, m2 height above the…

Q: Gurtej was driving his car at 120 km/hr when he decides to brake. His car glides to rest over a 26.4…

A: Write the given values with the suitable variables. u=120 km/hr=120×10003600 m/s=33.33 m/sv=0…

Q: At a carnival, you can try to ring a bell by striking a target with a 10.1-kg hammer. In response, a…

A: Since 24.8% of the hammer's kinetic energy goes into raising the gravitational potential energy of…

Q: A 15.0-g bullet is accelerated from rest to a speed of 780 m/s in a rifle barrel of length 72.0 cm.…

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Q: A bride tosses a bouquet of flower through the air with a speed of 1.8 m/s, and it smacks one of her…

A: Mass of bouquet is Speed is Note:Find:Kinetic energy of bouquet.

Q: a simple experiment that demonstrates that work is directly proportional to the distance travelled…

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Q: A 430g book is dropped froma height of 1.9m. What is the kinetic energy of the book at the moment it…

A: Kinetic energy gained equals the change in potential energy. Ekinetic=Utotal-Uhalfway=mgh-mgh2=mgh2

Q: A 9 kg ball is dropped from a height of 3.0 m.  Determine the speed of the ball just before it hits…

A: According to the work Energy theorem W=12m(v2-u2)  where u= initial velocity v= final velocity m=…

Q: A soccer ball is kicked horizontally off a 15.0 m tall roof with a velocity of 75.5 km/h. Assume no…

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Q: Two children are playing in the snow. One child (25.4kg) sleds down a hill reaching a speed of 6.7…

A: Given Mass of first child m=25.4kg Mass of second child M=27kg Speed of first child at the bottom…

Q: A box with a mass of 7.0kg is lifted very slowly (with essentially zero acceleration), though a…

A: The height from where box falls is, h=1.5 m The initial velocity of the box at the top is, u=0 m/s

Q: A object of mass 3.00 kg is subject to a force Fx that varies with position as in the figure below.…

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Q: Ux (m/s) 3.0 2.0 1.0 0 -1.0 -2.0 1.0 20 Your Answer: 3.0 A ball moves in a straight line (the…

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Q: If 39000 J of work is done on a 520 kg object to accelerate it from rest, then use the Work-Energy…

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Q: n the 1950's, an experimental train, which had a mass of 2.5 x 10^4 kg, was powered across a level…

A: Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: A object of mass 3.00 kg is subject to a force Fx that varies with position as in the figure below.…

A: The work done by the force on the object is

Q: Find the force required to accelerate an electron (m = 9.11 × 10-31 kg) moving along the x axis from…

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Q: A 5 kg ball falls from height of 16 m. What willbe potential energy of the ball after 1 second?  Use…

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Q: A rock climber's shoe loosens a rock, and her climbing buddy at the bottom of the cliff notices that…

A: Given Initial velocity is vi= 0 Time taken is t= 4.3 s Acceleration due to gravity is ay=g=9.80…

Q: Given the graph of position vs time (picture), draw appropriate graphs of velocity vs time and…

A: The slope of y-t graph gives velocity. The slope of v-t graph gives acceleration.

Q: Fill in the blank: Calculate the work done by these forces. A 10.0 N force is applied to push a…

A: Given data *The given applied force on the block is Fapp = 10 N *The given displacement is s = 15 m

Q: Jane has a mass of 50 kg and starts from a high of 5 m above the ground. At the bottom of her swing,…

A: mass of jane (m) = 50 kg initial height of jane (h) = 5 m mass of tarzan (M) = 70 kg

Q: A object of mass 3.00 kg is subject to a force Fx that varies with position as in the figure below.…

A: Hey, since there are multiple subpart questions posted, we will answer first three questions. If you…

Q: A projectile is fıred at an upward angle of 45.0° from the top of a 265 m cliff with a speed of 185…

A: According to the conservation of energy,…

Q: A 356 g block is dropped onto a relaxed vertical spring that has a spring constant of k = 1.7 N/cm.…

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Q: If object B also has 24 J of kinetic energy, is it moving faster or slower than object A? Find the…

A: Given , Kinetic energy of object A is  24 J  Mass of object A (mA)=  M Mass of object B (mB)= M/4