You serve a volley ball with a mass of 2.1kg. The ball leaves your hand at 30m/s. The ballhasenergy. Calculate it.There is a bell at the top of a tower that is 45m high. The bell weighs 190N. The bell hasenergy. Calculate it.The potential energy of an apple is 6.0 joules. The apple is 3m high. What is the mass of theapple?

Answered: Image /qna-images/answer/fb62d151-2b56-4729-816b-db5e1a43f5cf.jpg

Answered: You serve a volley ball with a mass of…

Science

Physics

You serve a volley ball with a mass of 2.1kg. The ball leaves your hand at 30m/s. The ball has energy. Calculate it.

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter9: Solids And Fluids

Section: Chapter Questions

Problem 2WUE: Physics Review A team of huskies performs 7 440 J of work on a loaded sled of mass 124 kg, drawing...

See similar textbooks

Related questions

Q: How the Compton Effect has been used to diagnose bone diseases

A: Given: How the Compton Effect has been used to diagnose bone diseases?

Q: PA and B. The ice and boiling points of water are also indicated. (a) Using the data in the drawing,…

A: Freezing point in A = - 30 Boiling point in A = 60 Freezing point in B = 20 Boiling point in B = 130

Q: A hockey puck is traveling to the left with a velocity of 2-m/s when it is struck by a hockey stick…

A: Momentum= mass × velocity = mv Momentum is a vector quantity so it has both magnitude and velocity

Q: A 58-kg cross-country skier glides over snow as in the figure below. The coefficient of friction…

Q: The mass of Venus is 81.5%% that of the earth, and its radius is 94.9%% that of the earth. Compute…

A: Let the mass of earth = M Let the radius of the earth = R The mass of the venus = 0.815 M The radius…

Q: A student wants to determine the weight of the heaviest object she can push up an incline with a…

A: For equilibrium net force acting on the system must be zero and horizontal as well as vertical…

Q: Monochromatic light with wavelength 512 nm is incident on a slit with width 0.0317 mm. The distance…

Q: torque of 50 Nm producing a counterclockwise rotation is ap bout its axle. A frictional torque of 10…

A: GivenTorque applied to axle , τapplied=50 NmFrictional torque, τFrictional=10 Nmα=2 rad/s2

Q: C. Work Problems: 4. F = 90 N d=5m W-? 5. F=6N W = 72 J d=? pidori 15w09.0 6. W-120 J d=24 m F=?

A: As per the bartleby guidelines only the first 3 questions has been solved please re-post the other…

Q: Select the examples below that have a net torque of zero about the axis perpendicular to the page…

Q: Find the spring constant for a stretched bungie cord if it was stretched 0.39m and its elastic…

Q: Nick is pulling a 20 kg crate across a horizontal floor with a rope angled 30° above the horizontal.…

A: The free body diagram is shown below,

Q: A man standing 1.50 m in front of a shaving mirror produces an inverted image 20.2 cm in front of…

A: Because they provide a larger image of the face, concave mirrors are frequently used as shaving…

Q: 20. A box moves up a slope while being pushed in the direction shown. If there is friction between…

A: Let the mass of the block be m, and the external force be F.let the coefficient of kinetic friction…

Q: 4. A truck starts from rest and move a constant accelerati on of 7 m/s². Find its the distance after…

A: Given: The initial speed of the truck is 0 m/s. The acceleration of the truck is 7 m/s2. The time…

Q: Find the theoretical Debye temperature of copper (Cu) if the speed of sound in copper is 3901 m/s…

Q: Two wires have the same resistance and radius. If the wires are made of tungsten and copper with…

Q: A holiday ornament in the shape of a hollow sphere with mass 0.015 kg and radius 0.045 m is hung…

A: Given: Mass (m) = 0.015 kg Radius (R) = 0.045 m Gravity (g) = 9.8 m/s2

Q: An Olympic class sprinter starts a race with a constant acceleration of 4.5 m/s^2, what is her speed…

A: given data acceleration (a) = 4.5 m/s2 t = 2.4 second v = ?

Q: A 9.93 kg particle with velocity ?→=(9.25m/s)?̂ −(6.52m/s)?̂v→=(9.25m/s)î-(6.52m/s)ĵ is at x =…

Q: At a frequency of 1MHz how long is a transmission line as a fraction of a wavelength. Can the line…

Q: Saksakan ng Ganda (part 2). A mobile device charger has a step-down transformer to supply a 20.0 [V]…

A: GivenV2=20 V ( Voltage supplied by charger)V1=500 V ( Voltage fed to the charger)N2=25…

Q: If the object below has a uniform mass distribution, a=4 m, b = 8 m and c = 16 m, find the centre of…

A: X = (c-b / 4 ) - (3a/4) = ( 16-8/4) - ( 3*4/4) = -1 Y = 3a/2 = 3*4/2 = 6 The…

Q: train whistle has a frequency of 500 Hz. The train is moving west at a speed of 30.0 m s−1 and you…

Q: When a 0.550 kg mass oscillates on an ideal spring, the frequency is 1.75 Hz. What will the…

A: Given for spin-mass system mass of the block, m = 0.550 kg frequency, f = 1.75 Hz

Q: Two blocks collide. Immediately before the collision, the 2kg block A slides right at 3m/s, and the…

Q: Some non-digital scales use springs to determine the mass of interest. A grocery store provides…

A: Given K1=4.5 N/mm (spring constant of spring 1) K2=3.1 n/mm (spring constant of spring 2) Equivalent…

Q: The resistance of a 10 meters length of wire is 1.2 kΩ. Determine (a) the resistance of a 5 meters…

A: length = l1 = 10 m resistance = R1= 1.2 kΩ

Q: Three point charges (9₁=9₁=9₁ = 1 μC) are placed in a straight line at different points as shown in…

A: Given, Three point charge qa = qb =qc = 1μC are placed in a straight line at different points and d…

Q: 7. What thickness of lead shielding is needed around a 7.40 x 10¹3 Bq point source of 60 Co to…

A: Given: distance, 50m Activity, 10 mRh-1 decay rate, 7.40×1013 Bq To Find: Thickness of lead…

Q: 1. List down three factors that would affect the human reaction time in general. 2. Explain how…

A: There are numerous factors that can influence human reaction time. The following are three of them:…

Q: At what time t1 does the block come back to its original equilibrium position (x=0) for the first…

Q: 1. Stored energy or energy due to position is known as energy. 2. The formula for calculating…

A: Note: As per the guidelines, we can only answer first question of multiple question. Sorry for the…

Q: Workers attach a 28.0 kg mass to one end of a 27.0 m long cable and secure the other end to the top…

A: Given data:- The given value of mass is, m=28 kg The given value of long cable is, 27 m The given…

Q: 1.5 kg block is dropped from a height monto a spring with a spring constant of 1293.6 N/m. When the…

A: laws of conservation of energy: According to the law of conservation of energy, energy can only be…

Q: D Question 1 Two lenses are placed a distance of 20.0 cm apart. The leftmost lens is a converging…

Q: 3 a. Since we use friction to accelerate our cars around turms, we can't take turns as fast in wet…

Q: The human brain accounts for 1/5 of the body's total power output, with an average power of 20.0 W.…

Q: 4. The scatter plot shows the number of passengers at a major airport over a 15-year period from the…

A: At t=0 , P=55 million At t=11 , P=65 million passangers in 11 years = area under graph =…

Q: 15 m/s 4 2 kg 0 -2m- 30° B -5 m T 1.5 m 4 m Р 4 m

Q: A concave mirror has a radius of curvature of 16.0 cm. An object is placed 4.00 cm in front of the…

A: A concave mirror has a radius of curvature of 16.0 cm. According to cartesian system , focal length…

Q: On the ground level, the weight of a satellite is W N. The satellite is launched and stays in an…

A: On surface of the earth gravity is g = GMR2 , where R is radius of earth , G is gravitational…

Q: Two blocks are connected by a (massless) string that runs over a (massless, frictionless) pulley as…

A: This question is based on law of motion.

Q: A 25.0 g bullet traveling horizontally at 500 m/s strikes a 0.750 kg block of wood that is balanced…

Q: A 500 turn coil with a 0.250 m² area is spun in the Earth's 5.00 × 10 T magnetic field, producing a…

A: Given Number of turn = N = 500 Area A = 0.25 m2 Magnetic field B = 5 × 10-5 T Maximum emf = 12 kV…

Q: Normalize the wavefunction re-r/2a in three-dimensional space

Q: I Work A. Sample Problems: 1 F 200 Newtons - d-50 meters W=? 1F-5 Newtons W=75 Joules D=? TOWO…

Q: calculate the buoyant force on an iron cylinder of diameter 2.00±0.05 cm and height 5.00±0.05 cm…

Q: Mass of the ball = .054 kg h=.09 m L = 1.22 m μ= .053 between the ball and the floor d Treat the…

Q: Why do we use cos 0 degrees when we calculate external force?

A: For this case the student asked why someone use cos0°, while calculating the external work done.

Question

You serve a volley ball with a mass of 2.1kg. The ball leaves your hand at 30m/s. The ball
has
energy. Calculate it.
There is a bell at the top of a tower that is 45m high. The bell weighs 190N. The bell has
energy. Calculate it.
The potential energy of an apple is 6.0 joules. The apple is 3m high. What is the mass of the
apple?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

(a) How long will it take an 850-kg car with a useful power output of 40.0 hp (1hp=746W) to reach a speed of 15.0 m/s, neglecting friction? (b) How long will this acceleration take if the car also climbs a 3.00-m-high hill in the process?
Integrated Concepts (a) What force must be supplied by an elevator cable to produce an acceleration of 0.800 m/s2 against a 200-N frictional force, if the mass of the loaded elevator is 1500 kg? (b) How much work is done by the cable in lifting the elevator 20.0 m? (c) What is the final speed of the elevator if it starts from rest? (d) How much work went into thermal energy?
A small block of mass m = 200 g is released from rest at point along the horizontal diameter on the inside of a frictionless, hemispherical bowl of radius R = 30.0 cm (Fig. P8.43). Calculate (a) the gravitational potential energy of the block-Earth system when the block is at point relative to point . (b) the kinetic energy of the block at point . (c) its speed at point B, and (d) its kinetic energy and the potential energy when the block is at point . Figure P8.43 Problems 43 and 44.
. In the annual Empire State Building race, contestants run up 1,575 steps to a height of 1,050 ft. In 2003, Australian Paul Crake completed the race in a record time of 9 min and 33 S, Mr., Crake weighed 143 lb (65 kg) , (a) How much work did Mr., Crake do in reaching the top of the building? (b) What was his average power output (in ft-lb/s and in hp)?
A jack-in-the-box is actually a system that consists of an object attached to the top of a vertical spring (Fig. P8.50). a. Sketch the energy graph for the potential energy and the total energy of the springobject system as a function of compression distance x from x = xmax to x = 0, where xmax is the maximum amount of compression of the spring. Ignore the change in gravitational potential energy. b. Sketch the kinetic energy of the system between these points the two distances in part (a)on the same graph (using a different color). FIGURE P8.50 Problems 50 and 79
A block is placed on top of a vertical spring, and the spring compresses. Figure P8.24 depicts a moment in time when the spring is compressed by an amount h. a. To calculate the change in the gravitational and elastic potential energies, what must be included in the system? b. Find an expression for the change in the systems potential energy in terms of the parameters shown in Figure P8.24. c. If m = 0.865 kg and k = 125 N/m, find the change in the systems potential energy when the blocks displacement is h = 0.0650 m, relative to its initial position. FIGURE P8.24
Physics Review A team of huskies performs 7 440 J of work on a loaded sled of mass 124 kg, drawing it from rest up a 4.60-m high snow-covered rise while the sled loses 1 520 J due to friction, (a) What is the net work done on the sled by the huskies and friction? (b) What is the change in the sleds potential energy? (c) What is the speed of the sled at the top of the rise? (See Section 5.5.)
What average power is generated by a 70.0-kg moun-tain climber who climbs a summit of height 325 in in 95.0 min? (a) 39.1 W (b) 54.6 W (c) 25.5 W (d) 67.0 W (e) 88.4 W
A particle moves in one dimension under the action of a conservative force. The potential energy of the system is given by the graph in Figure P8.55. Suppose the particle is given a total energy E, which is shown as a horizontal line on the graph. a. Sketch bar charts of the kinetic and potential energies at points x = 0, x = x1, and x = x2. b. At which location is the particle moving the fastest? c. What can be said about the speed of the particle at x = x3? FIGURE P8.55
(a) What is the power output in watts and horsepower of a 70.0-kg sprinter who accelerates from rest to 10.0 m/s in 3.00 s? (b) Considering the amount of power generated, do you think a well-trained athlete could do this repetitively for long periods of time?
A boy starts at rest and slides down a frictionless slide as in Figure P5.64. The bottom of the track is a height h above the ground. The boy then leaves the track horizontally, striking the ground a distance d as shown. Using energy methods, determine the initial height H of the boy in terms of h and d. Figure P5.64
Answer yes or no to each of the following questions. (a) Can an objectEarth system have kinetic energy and not gravitational potential energy? (b) Can it have gravitational potential energy and not kinetic energy? (c) Can it have both types of energy at the same moment? (d) Can it have neither?