The total amount of energy consumed in the Philippines in 2010 is about 8.6 x1019 J. A ten-centavo coin has a mass of 2.9 x 10-3 kg. How many ten-centavo coins have the equivalent of this amount of energy?

Q: What is the kinetic energy of a 110 kg object that is moving with a speed of 12.5 m/s?

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Q: What velocity (m/s) must a 10.7 kg object be moving in order to possess a kinetic energy of 1.38J?

A: Given data:  Mass (m) = 10.7 kg Kinetic energy (KE) = 1.38 J Required: Velocity in m/s

Q: A 10.00-kg object is lifted from the floor to a shelf. The object's new gravitational potential…

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Q: A ball has 1200J of energy. How much force was exerted through 0.65 m, so the ball would have that…

A: Given : Energy (E) = 1200 J Displacement (d) = 0.65 m

Q: An object has kinetic energy of 85 J. If its speed is 4.2 m/s, what is its mass?

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Q: A certain walking person uses energy at an average rate of 300 All of this energy has its ultimate…

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Q: What is the mass of an object moving at a speed 7.1 m/s that has a kinetic energy 242 J?  Give your…

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Q: What is the kinetic energy of a 25 kg dog that is running at a speed of 8.7 m/s (about 19 mi/h)?

A: The formula for kinetic energy is given as follows:K=12mv2 K is the kinetic energy , m is the mass…

Q: What is the speed of a 137 kg woman running with a kinetic energy of 973.5 J?

A: kinetic energy =12mv2

Q: What is the kinetic energy of a 20 KG dog that is running at a speed of 8.2 m/s (about 18 mi/h)

A: m= 20 kg v= 8.2 m/s kinetic energy= K

Q: If an object of mass 47 kg has a kinetic energy of 142 j, what is its velocity?

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Q: The mass of a bald eagle is 6.3 kg. If the eagle is flying at a speed of 33.5 meters/seconds, what…

A: The relation of the kinetic energy is given in terms of mass and velocity Ek=12mv2

Q: An object has kinetic energy of 73 J. If its speed is 8.1 m/s, what is  its mass?

A: Given data: -  The kinetic energy of the object is E = 73 J. The speed of the object is v = 8.1…

Q: A baseball traveling at a speed of 45 m/s has 95 J of kinetic energy. What is the mass of the…

A: Solution:- 1) The kinetic energy of an object of mass m and moving with velocity/speed v , is given…

Q: An object has kinetic energy of 73 J. If its speed is 8.1 m/s, what is its mass?

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Q: How much work (in J) is done to accelerate a car which has a mass of 1200 kg from a speed of 13 m/s…

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Q: An oxygen molecule, with mass of 2.626x10-26 kg has kinetic energy of approximately 5.89x10-21 J.…

A: Given data: Mass (m) = 2.626 × 10-26 kg Kinetic energy (KE) = 5.89 × 10-21 J Required: The velocity…

Q: What is the kinetic energy of a 40 kg girl running with a speed of 5.25 m/s

A: Given, the mass of girl (m) =40 kgrunning with speed (v) =5.25 m/swe have to calculate the kinetic…

Q: A crane is lifting a 13, 700 N load from the ground to a height of 41.4 m. If this process takes…

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Q: What is the kinetic energy of an object with a mass of 10kg and a velocity of 1.6 m/s?

A: As we know that the formula for kinetic energy(E) of an object with a mass of m and a velocity of v…

Q: A baseball of mass 0.26 kg is thrown at a speed of 41.5 mi/h. What is its kinetic energy?

A: mass of baseball (m) = 0.26 kg speed (v) = 41.5 mihr

Q: An object has kinetic energy of 61 J. If its speed is 6.6 m/s, what is its mass?

A: Kinetic energy is the energy possessed by an object as a result of its motion. Essentially, it is…

Q: What is the kinetic energy of a 27 kg dog that is running at a speed of 7.9 m/s (about 18 mi/h)?

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Q: A person runs up 28 stairs of height 0.17 m. The person weighs 589.87 N. How much energy does it…

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Q: A typical baseball has a mass of 0.145 kg. Some pitchers can throw a baseball with a speed of about…

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Q: A car with a mass of 1250 kg is traveling at 40 m s -1. What is the kinetic energy in kJ? How much…

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Q: What is the kinetic energy of a 1,904.53 kg car that travels at 7.92 m/s?

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Q: What is the kinetic energy of a vehicle with a mass of 2300 kg moving at the rate of 10.0 ft'sec in…

A: The equation for the kinetic energy is given by K=12mv2 Here, m is the mass and v is the speed.

Q: A cyclist moving with a speed of 8m/s has a kinetic energy of 1500 J.what is the mass of the cyclist

A: Speed, v=8m/s Kinetic energy, E=1500 J Let mass of the cyclist is m kg. Then, E= 1/2 mv² 0r, m=2E/v²…

Q: If an object with a mass of 1.7 kg changes it speed from 4.54 m/s to 7.82 m/s, what is its change in…

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Q: A ball has a kinetic energy of 106 J. If the ball is moving at a velocity of 3.21 m/s, what is the…

A: Given data:  Kinetic energy (KE) = 106 J Velocity (v) = 3.21 m/s Required: The mass of the ball in…

Q: 153 kilojoules [kJ] of energy are expended lifting a pile of bricks 50 feet [ft] into the air.…

A: energy (E) = 153 kJ height (h) = 50 ft

Q: The rate of energy use in a typical house is about 2 kW. If the kinetic energy of a car (mass 1358…

A: Here given that,Rate of energy=  2kWThat means power=2kw=2000WTime,t=1min=60smass of car,m=1358kg

Q: The energy needed to increase the speed of a certain car from 22 m/s to 44 m/s is 240 kJ. What is…

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Q: What is the kinetic energy of a 15 kg dog that is running at a speed of 7.0 m/s (about 16 mi/h)?

A: Given mass m = 15 kg speed v = 7.0 m/s  we have to find out kinetic energy

Q: An object has kinetic energy of 82 J. If its speed is 6.6 m/s, what is its mass?

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Q: How much work is done by 2 kg fish that changes its speed from 1 m/s to 3 m/s

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Q: A 34kg child uses a pogo stick to bounce up and down. The spring constant ,k, of the toy equals…

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Q: The energy required to increase the speed of a certain car from 18 m/s to 26 m/s is 200 kJ What…

A: Write the expression for the change in the kinetic energy.…