118 It is a collection of theories or ideas intended to represent a physical system Select one: a. Experiment b. Scientific communication c. Hypothesis d. Model
Q: 5. How much kinetic energy should the rock be launched with to reach a maximum distance of: i. 3R.…
A: i) let speed is v by energy conservation Kf+Uf = Ki+Ui 0 - GMm/(3Re+Re) = (1/2)mv2 - GMm/Re v2/2 =…
Q: How fast must a 3000-kg elephant move to have the same kinetic energy as a 65.0-kg sprinter running…
A: We have to determine the speed of an elephant. We know the given data is given by, Mass of elephnt…
Q: Scallops use muscles to close their shells. Opening the shell is another story—muscles can only…
A: Given: Scallops use muscles to close their shells. Opening the shell is another story—muscles can…
Q: Describe how the energy of an arrow is transformed from one form to another as the bow is drawn, the…
A: We have to describe how the energy of an arrow is transformed from one form to another as the bow is…
Q: How much work is needed to stop a 1330 kg car that is moving straight down the highway at 15 m/s?
A: Given: mass of the car (m) = 1330Kg Initial speed of the car (u) = 15 m/s…
Q: Energy transformed from one form to another with some loss. True or false.
A: Energy can not be created OR energy can not be destroyed, Energy can be converted from one form to…
Q: Find the velocity of the bucket with a mass of m = 2.00 kg attached to a cylindrical pulley with a…
A: Applying the conservation of energy we can write, Potential energy drop of the bucket = Translation…
Q: What is the king energy at the bottom of the ramp? 50 J 30 J 20 J 80 J KE=30J PE=20J KE = ? PE=?…
A: Given: The kinetic energy at a given point is 30 J. The potential energy at a given point is 20 J.
Q: 9. can be stated as the net work done on an object is equal to the change in the object's kinetic…
A: Question to answer : ___________ can be stated as the net work done on an object is equal to the…
Q: What are the individual first law energy balances for 1.) the jumper and 2.) the bungee cord?
A: Solution: Given: What are the individual first law energy balances for 1) the jumper and 2) the…
Q: Sophie tossed her favorite toy from her crib. Calculate the total energy of the toy when - it’s in…
A:
Q: A 5 Kg block moves with veocity of V= (6i + 8j) m/s. its kinetic energy is
A: Velocity v=(6i+8j) m/s Mass= 5kg Kinetic energy k?
Q: Problem 2: A farmer is using a rope and pulley to lift a bucket of water from the bottom of a well…
A:
Q: A bedly bes 40 J of workin What is its power? 6 S.
A: Given in question: Work done by baby(W) = 40 Joule…
Q: A tire 1.0kg small monkey does the push-ups by applying force of force to elevate its center-of-mass…
A: Given data: Mass (m) = 1.0 kg Work (W) = 0.5 J Time (t) = 2.0 s Height (x) = 5.0 cm Required: Power…
Q: A clock is powered by a 1.58 kg mass hanging on a chain passing over and engaging a 3.65-cm diameter…
A:
Q: What energy transformations are involved when a dragster engine is revved, its clutch let out…
A: According to the law of conservation of energy,Energy can neither be created nor be destroyed but…
Q: it shows mechanical energy X if not 1. A boy dribbling a ball. 2. A boy playing an online game. 3.…
A: (1) A boy dribbling a ball. (X) Not any work is done or loss of energy. (2) A boy playing an…
Q: Output is 150kW at 5000rev/min, what is the torque?
A: It is given that
Q: Calculate what is ask then provide a solution 1.how much gravitational potential energy does a 79…
A: Comment: Since we only answer up to 1 question, we’ll answer the 1st question only. Please resubmit…
Q: 18. What is the average power developed by a motor as it lifts a 400.-kilogram mass at a constant…
A: “Since you have asked multiple question, we will solve the first question for you. If youwant any…
Q: A trough has a trapezoidal cross section with a height of 7 m and horizontal sides of width m and 2…
A:
Q: Acable pulls an 201 kg safe up a slope inclined at 24 , for 12 m on an very slippery oily surface.…
A:
Q: A clock is powered by a 2.39 kg mass hanging on a chain passing over and engaging a 2.05-cm diameter…
A: Write the given values with the suitable variables. m=2.39 kgd=2.05 cmh=4.263 m Here, m, d, and h…
Q: Power, and a loaded grocery cat is roling acrosa parking at a strang A Energy wind. You amply a…
A:
Q: What is the horsepower of a 1,500.0 kg car that can go to the top of a 345.0 m high hill in exactly…
A: Given- Mass of car m=1500 kg Height h=345 m Time t= 1 minute=60 seconds g=9.8 m/s2
Q: Throw a tennis ball horizontally & let it hit the floor. We are interested in the energy from the…
A: Here a tennis ball is thrown horizontally. Let the situation of the ball is as follows: Let the…
Q: 5. Suppose hat a particular muchine in a facfoal has two 'steel pieces that must (ub against each…
A:
Q: نقطة واح In lathe machine, the work piece ..rotates about an axis that is outside the chuck. the…
A: A lathe is a machine which rotates the work piece on its axis to perform various operations.
Q: A 705-N Marine in basic training climbs a 8.5-m vertical rope at a constant speed in 9.00 s. What is…
A: Given data: Weight of marine (mg) = 705 N Vertical height (h) = 8.5 m Time (t) = 9.00 s Required:…
Q: 16. Consider the system below. The block's mass is 105 kg and is about to slide on a frictionless…
A: Given: The mass of the block is 105 kg. The position of point B is at the ground level. The initial…
Q: 12. A force is if the work it does around any closed path is zero.
A: A force is _________ if the work it does around any closed path is zero.
Q: 041 a-How much work is done by the horizontal force F1=150N ona the 20 Kg block when the force…
A: Part (a) Given: The horizontal force applied to the block is F1=150 N. The mass of the block is…
Q: A 210.0 lb hiker is able to ascend a 1,100.0 ft high slope in 30 minutes. What was the average power…
A: The given data are listed below with appropriate variables. Here, W denotes the weight, h denotes…
Q: 1. Engine power is sometimes expressed in terms of "horsepower." One horsepower was defined by James…
A: Solution: Given data Radius(R)=12 ft=3.65 mForce(F)=800 N
Q: How much work is exerted on the block by the gravitational force as it travels from P to Q
A: Given mass (m) of the block= 0.50kg radius of the loop (R)= 12cm=0.12m the block is released from…
Q: Determine how long it will take a 1710 kg vehicle with a 60 kW engine to accelerate from rest to 29…
A: Given that:-Mass of vehicle, m=1710 kgPower from engine, P=60kWVehicle starts from resthere, Initial…
Q: Choosing a motor QUESTION: How much power is needed to keep a 1000 kg Ferrari moving at 30.0 m/s?…
A: Given that :m=1000 kgv=30 m/sμr=0.02
Q: What energy transformations occur during the process of drawing a bow and letting the arrow fly…
A: We know that the energy of the universe is constant. The energy neither be created nor be destroyed,…
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