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Q: How much potential energy due to gravity would a person have if they are standing on top of the…
A:
Q: .
A: Mass of the car, M=1000 Kg gravitational acceleration ,g= 9.8 m/s2 The radius of the highway, R=5.0…
Q: 115. A 30.0-g ball at the end of a string is swung in a vertical circle with a radius of 25.0 cm.…
A: Given data: The mass of the ball is m=30.0 g=30.0x10-3 kg. The radius of with vertical circle is…
Q: How much work is done by a shopper in pushing her grocery cart by a force of 325 N througl 24.70 m?…
A: We know formula Work = force * displacement given , force = 325 N , displacement =24.70 m Work =…
Q: Please give the correct answer,Show complete work.
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Q: velocity v at an angle 85. of 30.° above the horizontal. Projectile B is fired with velocity v at an…
A: 85.
Q: 6 cm 30 nC 2 cm B
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Q: A 2-kg object moving on a horizontal frictionless surface with a speed of 4 m/s is brought to rest…
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Q: An electric car can go 150 km on a test track at a constant speed of 100 km/hr on one charge of its…
A: Given data: The distance traveled is d=150 km. The speed of car is v=100 km/hr. The new speed is…
Q: 1. Tom, the cat, is chasing Jerry, the mouse. Jerry runs past Tom at 10.00 m/s. At the same time…
A: Data We have velocity of jerry ,v=10m/s acceleration of tom ,a=3.00m/s2
Q: 17. Which of the following must occur for work to be done on an object? O the object must rotate the…
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Q: What is the kinetic energy of a 45 kg teenager running at a speed of 2.1 m/s? O 21.4 J O 94.5 J O…
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Q: You are on in-line skates at the top of a small hill. Your potential energy is equal to 10 1,000…
A: Potential energy is a form of stored energy here it's is gravitational potential energy. G.…
Q: A 0.95 kilogram object is 145.43 meters above the ground. What is the object's potential energy at…
A: m = 0.95 kg h = 145.43 m
Q: - A metal rod 0.95 m long moves with a speed of 2.4m/s perpen- dicular to a magnetic field. If the…
A: Emf induced between both ends of moving rod in magnetic field is, ε=vBl Given : Emf induced between…
Q: What is the potential energy of a 2.90-kg object at the bottom of a well 11.8 m deep as measured…
A: Given, the mass of object =2.90 kgheight of well from ground level ( bottom of well) =-11.8 mheight…
Q: 3. A 70 kg package is suspended by two strings as shown below. The angle of the strings with respect…
A: The expression to solve for the net force acting along the vertical direction is as follows:…
Q: What is the potential energy of an acorn falling out of a tree 20 meters above the ground that has a…
A: Given value--- height = 20 m. weight of acorn = 23.7 N. We have to find--- potential energy?
Q: What is the potential energy of an airplane that is only 0.5489 km off the ground and weighs 4120 kg
A: Given that, an airplane that is only 0.5489 km off the ground. That means Distance, d = 0.5489 km…
Q: A certain handcrank generates power at 75W. How long will it need to be run to fully charge a…
A: Power: The energy per unit time is known as power. Power = Energy/time
Q: 3. Consider the hydrogen atom as a small planetary system with the proton playing the role of the…
A: Here, the hydrogen atom is considered to be a system similar to planetary motion with the proton as…
Q: Does the escape speed for an object at the earth’s surface depend on the direction in which it is…
A: The angle of launch of the spacecraft does not effect the escape velocity of the object. Whatever…
Q: A speed boat requires 80kW to move at a constant speed of 15 m/s.What is the resistance force of…
A: Resistance is a measure of the opposition to current flow in an electrical circuit. Here, we…
Q: For a coin that is dropped at the top of the building, compare the potential energy at the bottom…
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Q: (8%) Problem 8: Starting from rest, your plane taxis to the runway. At a time to = 8.5 min later,…
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Q: Usain Bolt grabs a rope hanging vertically from an overhead bar when he is running at 10.44 m/s. How…
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Q: 87. An artillery shell is fired at a target 200 m above the ground. When the shell is 100 m in the…
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