Use conservation of energy to determine the unknown energies. reference level Erot = 7000 J Erot = f GPE = 7000J Loss = KE =
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A: Change in potential energy is given by mg(h2 -h1) mass m1= 20 kgm2=50 kgheight h1=…
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A: A) In case of conservative force, we know that force is the negative gradient of potential energy.…
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Q: An object having a mass of 0.79 kg falls from a height of 5272 m to 447.7 m. Calculate the work done…
A: Given : mass of the object, m = 0.79 kg Initial height , h1 = 5272 m Final height, h2…
Q: The work done against gravity in taking 5000 grams mass at 39.37 inches height in 1 sec will be
A: Work done is required to pull up a mass of m kg in height 'h' is= mgh Here, g=gravitational constant…
Q: 5) The maximum energy a bone can absorb without breaking is surprisingly small. For a healthy human…
A: Assume that the man and the Earth is an isolated system, so there is no heat transfer is occurs.
Q: What is the energy (in mJ) stored by Ca when C = 50 uF, C2 = 30 pF, C3 = 36 pF, C4 12 pF, and Vo =…
A: Given : C1=50 μFC2=30 μFC3=36 μFC4=12 μFV0= 30 V
Q: . A 210 g mass is dropped from the top of a 12 storey building (floor height 3.3 m) and falls freely…
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Q: A object of mass 6kg thrown vertically upward direction with the velocity of 30 m/s. What is the…
A: Given value--- mass = 6kg. initial speed = 30 m/s. We have to find--- What is the maximum height…
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Q: 3. If the potential energy of a body whose mass is 150 g at ground level is zero, calculate its…
A: Write the given values with the suitable variables. m=150 g=0.15 kgu=50 m/s Here, m is the mass and…
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Q: A particle with the potential energy shown in the figure(Figure 1) is moving to the right at z-5m…
A: From x=2 m to x=8 m the energy curve exceeds the total energy of the particle. So, the particle have…
Q: Q8 (a) (1) Distinguish between renewable and non-renewable energy sources giving an example of each…
A: We are allowed to answer only the first question. For solutions to other questions, please re-post…
Q: V=10.om/s 12. A 2000-kg car has a velocity of 12.0 m/s. The car then hits a tree. The tree doesn't…
A: 12)Given, Mass of car(m)= 2000kg Initial velocity of car (u)= 12 m/s Final velocity of car (v)= 0m/s…
Q: You place a wooden 1 meter ruler flat on a table. You place a penny flat on the ruler and exactly…
A: Given quantities: Mass of the penny (m) = 2.5 grams coefficient of friction between wood and metal…
Q: A person is about to carry a 50 kg sack of rice on top of his head while walking for 20 meters…
A: Option B is correct Work done on sack of rice is 0 joules.
Q: An 83kg man eats a banana of energy content 1.00x10^3 kcal. If all of the energy from the banana is…
A: Given that,Mass : m= 83 (kg)Energy : E =1×103 (kcal)Velocity : v0 = 0 (m/sec)Here we need to find…
Q: 17. A 10.0-kg rocket is fired vertically from Cape Canaveral. Its fuel gives it a kinetic energy of…
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Q: A man spends 2.4 kJ energy in displacing a body by 48 m in the direction in which he applies force…
A: Given, Work done by man, W = 2.4 kJ distance moved, d = 48 m time, t = 1.5 s
Q: When the ball leaves the track what type of energy does it have relative to the floor. Calculate…
A: We have been provided by a number of reading and data. So we will utilise this to get the required…
Q: Prof. K. took a Tesla Model S for a test drive. The car weighs 4,500 lb and can accelerate from 0 to…
A: Given: mass of car , m = 4500 lb = 4500×0.454 kg=2041.167 kg change in velocity, v = 60 mph time, t…
Q: Shouldn't delta T be a negative value since Tf - Ti = 50C - 110C = - 60C, so the work done would be…
A: yes indeed! work will be negative.so change in temperature is negative and temperature is negative.
Q: 2. calculate the kinetic energy of a 0.134kg baseball traveling at 21.6m/s 3. how much work was done…
A: Given that- Mass of baseball(M)=0.134 kg Speed(v)=21.6 m/sec To determine that calculate the kinetic…
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Q: the pari datimal Atential onengy of Jight Fined that a mass of and is 8m above he goound 24 kg
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Q: A object of mass 6kg thrown vertically upward direction with the velocity of 30 m/s. What is the…
A: Let the mass of the object is m and lt thrown vertically upward direction with the velocity u and it…
Q: A copper wire is stretched by 0.5 % of its length. Calculate the energy stored per unit of its…
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Q: POSSIBLE E e following with the correct type of energy. A stretched rubberband Jackson kicks a…
A: A stretched rubber band : Potential Jackson kicks the soccer ball into the goal : Kinetic An…
Q: 24. Which of the following is true about the kinetic friction force? I) It is a nonconservative…
A: 24. (I) Kinetic friction is a nonconservative force. => Yes this is true. Because the workdone by…
Q: 2. Power analysis For a given amount of energy, be able to calculate how long it can power something…
A: Yes, we can give an example of the above format. Energy E = X J Power P = Y MW
Q: . The work required to accelerate an object on a frictionless surface from a speedvto aspeed 3vis:…
A: Given: The initial speed is v and the final speed is 3v, The net work needed to accelerate the…
Q: A man spends 3.2 kJ energy in displacing a body by 16 m in the direction in which he applies force…
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Q: Ex. 72 : A uniform copper wire of length 5 m and diameter 3 x 10m is extended by 103 m. Calculate…
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Q: Ima Scaarred (m=56.2 kg) is traveling at a speed of 12.8 m/s at the top of a 19.5-m high roller…
A: Kinetic energy is given by, K.E = (m.v2/2) Here, K.E = Kinetic energy at top m = mass of Ima…
Q: big fish of 220 pounds chomps a prey of 0.557 kg which is initially stationary. To do so, it swam…
A: mass of big fish = 220 pounds mass of prey = 0.557 kg initial velocity of prey = 0 m/s initial…
Q: At a certain location, the solar power per unit area reaching Earth's surface is 200 W/ m^2,…
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