What do you understand by energy resources
Q: 5. Describe If you do work on an object, how will its energy change?
A: Work is done when a force is applied to an object and the object moves in the direction of the…
Q: A 1.5 cm high object is situated 30.0 cm in front of a concave mirror that has a radius of curvature…
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Q: You eat a sandwich. Later that day, you walk up a flight of stairs. a. Describe how energy changes…
A: a. The sandwich contains energy in the form of chemical energy. When I ate the sandwich, this…
Q: maximum power transfer takes place at an efficiency Select one: a. 25 % b. 50 % c. 75 % d. 100 %
A: The efficiency is defined as the ratio of the out put power to the in put power.
Q: 15. A 1-kg object with an initial velocity vo of 14 m/s falls from a height of 240 m and buries…
A: Here, calculating the necessary force exerted by the object on the sand is solved with the help of…
Q: 6. Research the power of two different things and report back their power in watts Eg. An onland…
A: 6. Power is amount of energy transferred or converted per unit time. A solar panel can produces…
Q: Which of the following describes advantages of geothermal power? I. Plants require some electricity…
A: The correct option is (a) i.e., It reduces green house gases.
Q: At what angle of incidence is sunlight completely polarized upon being reflected from the surface…
A: ConceptFor a light to be completely polarized upon being reflected, it should followthe brewster's…
Q: you must use the full convervation of Mechanical Energry Equation AND state the reference level used…
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Q: Choose the missing nucleus in the following reaction: U +?+He + energy. Th O Th
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Q: Graph attached. How much potential energy (in joules) will correspond to a turning point?
A: A potential energy diagram is a graph pf potential energy of the mechanical system as a function of…
Q: All of the following refers to power, except what is the answer? a) the rate of doing work by a…
A: answer Option (d) none of the above i.e all the options a,b and c are correct so except option (d)…
Q: In energy what do you mean by "no loses to the surroundings"?
A: When it is said 'no loses to the surroundings", it means that no energy is lost in form of thermal…
Q: Prompt: Use scientific reasoning to explain how energy transformations are occurring in this…
A: Here given that the sun light is incident on the solar cell.We have to define how the energy…
Q: QUESTION 3 Which of the following best represents the free-body diagram for M₁? A A OB C C O B C D
A: Determine, Free body diagram for block M1
Q: Calculate the energy used per day (kWh) of a car with an efficiency of 14 kilometers per liter and…
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Q: 13. An air-conditioning unit is fastened to a roof that slopes at an angle of 35° above the…
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Q: Draw a labelled figure to explain the idea of turning point in terms of energy.
A: If any body start moving in upward direction, where its total energy is conserved, then the kinetic…
Q: Some older optical fibers are made of a core light transferring material of flint glass (nint =…
A: given, n1 = 1.766 and n2 = 1.453 Let x1 be the critical angle From Snell's Law, n1…
Q: Which below are types of energy? CHECK ALL THAT APPLY heat kinetic potential momentum
A: To find : The types of energy out of Heat, Kinetic, potential, momentum
Q: 3. A dentist's mirror is placed 1.0 cm from a tooth. The enlarged image is located 7.5 cm behind the…
A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…
Q: A 100-N box is initially 0.40 m above the surface of a table and is moving upward with a kinetic…
A: Potential Energy is defined as energy stored in the body due to its position. Kinetic energy is the…
Q: A 100-N box is initially moving upward at 4 m/s. A student is applying a vertical force of 80 N to…
A: Given that: Weight of the box: W=100 NInitial velocity, u=4 m/sUpward force applied, F=80 NDistance…
Q: Activity 7: IMAGERY Directions: Write an example or draw an illustration for each situations on how…
A: We have to write an example of the energy transformation for each given situations a) increasing…
Q: Explain how to solve a work and energy question, and provide an example problem.
A: The work-energy principle It states that an increase in the kinetic energy of a rigid body is caused…
Q: The equation for Work that says W = AEint can only be used for cases that are The equation for Work…
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Q: VA child and a sled with a combined mass of 50.0 kg slide down a frictionless slope. If the sled…
A: law of conservation of energy states that the total energy of an isolated system remains constant.
Q: Describe three forms of energy utilized by a common machine (i.e. airplane, lawnmower, washing…
A: Form of energy: Chemical, electrical, radiant, mechanical, thermal, and nuclear energy are the six…
Q: Potential and kinetic energy represented by a bow and arrow Poteetial Kinetic Guide Questions: What…
A: When some amount of work is done on a system, then the energy of the system changes. The amount of…
Q: 7. Three objects are located 15.0 cm (object 1), 20.0 cm (object 2) and 30.0 cm (object 3) to the…
A: Here we use 1u+1v=1fFor magnification, we use M=-vu
Q: Calculate the energy used per day (kWh) of a car with an efficiency of 12 kilometers per liter and…
A: Answer:- 12.5 kW h Given Total distance travelled by the car per day (S) = (90)/(6) = 15 km per…
Q: Two neighbors, Mr. Jones and Mr. Rogers, each have identical size, same amount of water, etc.). One…
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Q: 29.) Which of the following best describes the type of energy that is stored in the food you eat?…
A: When we eat food, we get energy to do various activities within the day.
Q: How much energy is stored in a 5uF capacitor if it has a potential difference of 2V? O 10 uJ O 10 uc…
A: A capacitor is a electrical device which is used to store the electrical energy in the charge form.…
Q: A certain damn generates 120 MJ of mechanical hydroelectric energy each minute if the conversion…
A: Let us solve the problem step by step :Given that , Mechanical Energy=120 mJminChange MJsec to…
Q: What are three different units used for work?
A: work done in physics is defined as the dot product of force applied to an object and displacement of…
Q: What are 3 ways energy is converted into other forms of energy in our everyday regular lives?
A: According to law of Conservation of energy the total energy doesn't change, it can only be…
Q: EXPERIMENT (Individual activity) This activity will help you understand the concept of energy…
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Q: In the Niagara Falls hydroelectric generating plant, the energy of falling water is converted into…
A: According to question--- Given value -- height = 52 m mass = 1 kg. required energy = 106 watt. We…
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