Which of the 8 standard physical forms of energy can be present in our own bodies? (choose as many as may exist) (a) thermal. (b) electromagnetic (c) radiant. (d) chemical. (c) kinetic. (f) elastic (g) nuclear (h) gravitational

Q: When an object with a mass of 20 - 50 kg lands at a height of 16 m at a height of 20 m, how many…

A: Change in potential energy is given by mg(h2 -h1) mass m1= 20 kgm2=50 kgheight h1=…

Q: The Sojourner rover vehicle shown in the sketch below was used to explore the surface of Mars as…

A: Given data:  Power (P) = 10 W Energy (E) = 3.6×107 J Required: Time (t) in hours

Q: A truck pulls a sled loaded with different kinds of vegetables at a certain distance. Suppose the…

A: Given that, Initial velocity (u)= 3.95 m/s Mass pulled (m)= 1,647 kilograms Work done (w)= 24,993.8…

Q: What will be the potential energy of 2.4 kg mass kept at height of 7.2 m. Take g = 10 m/s²

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Q: A 20 Newton weight is lifted to a height of 5 meters above the ground.  As a result, the weight has…

A: Since there is no loss of energy to the surrounding. The mechanical energy( Kinetic energy +…

Q: A truck pulls a sled loaded with different kinds of vegetables at a certain distance. Suppose the…

A: Total mass (m) = 1629 kgInitial velocity (v1) = 3.42 msTotal work done = 19036.9 Joules

Q: How much energy does a 3.5 kg rock have because of its position 37 m above the ground? (It is at the…

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Q: If your body is 20 percent efficient in converting food intake to useful work, how many kcal of food…

A: Write the given values with the suitable variables. η=20 %W=25×105 J Here, η and W are the…

Q: 8. At what height is an object that has a mass of 50kg, if its gravitational potential energy is…

A: Given 8. Mass of the object = m = 50 kg Potential energy = P. E = 9800 J We have to calculate…

Q: 10. An automobile is sitting on a hill which is 20 m higher than ground level. Find the mass of the…

A: Given: Potential energy = 362600 J  Height = 20 m

Q: Two rocks with masses 10 kg and 20 kg are dropped from a height of 20m above the ground. Answer all…

A: Masses are as follows: Height = h = 20 m Par 1. Both rocks are in free fall therefore the…

Q: 5. Find the potential energy of a 7.00 kg mass that is raised 2.00 m above the desk. If the desk is…

A: Part(a) Potential energy of 7.0 kg object raised 2.0 m above the desk. part(b) potential energy of…

Q: Energy is never created or destroyed; it only changes form. Explain the statement.

A: According to the law of conservation of energy, energy can neither be created be nor be destroyed.…

Q: 1. What amount of work is done when a 5 newton object is moved a distance of 10 meters?

A: Given data:   Force (F) = 5 N Distance (d) = 10 m Required: Work done (W)

Q: A truck pulls a sled loaded with different kinds of vegetables at a certain distance. Suppose the…

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Q: A new coal-burning power plant can generate 1:5 gigawatts (billion watts) of power. Burning 1…

A: Given data: Energy generate = 1.5 GW Need to determine the energy generate in one month.

Q: 2. An object with a mass of 50 kg, located on top of a building 20 m high, is allowed to fall freely…

A: Dear student,  As per your demand I'm going ahead only with FBD.  Thanking you!    GIVEN: Mass of…

Q: In terms of saving energy, bicycling and walking are far more efficient means of transportation than…

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Q: es, what is its final speed? Hint

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Q: Which shows a decrease in gravitational potential energy? 1) A rock climber ascending up Stone…

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Q: 16. A stationary hockey puck has a mass of 0.10 kg. A hockey player uses her stick to apply a 2.6 N…

A: 16

Q: An object with a mass of 22 kg moving with a velocity of 5 m/s possesses a kinetic energy of : A)…

A: The kinetic energy is given by  K = 0.5 mv2  where, m is the mass and v is the speed.

Q: 3. What is the gravitational potential energy of a 4 kg bowling ball 1 m above the ground?

A: The formula for gravitational potential energy(P)= mass(m) x gravitational acceleration(g) x…

Q: How much work is done on a 30.0 kg mass to change its speed from 3.00 m/s to 4.00 m/s over a…

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Q: Consider a lightbulb rated for a power of 20 watts. This lightbulb consumes a certain amount of…

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Q: Gravitational Potential Energy: A stone s held at a height h above the ground. A second stone with…

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Q: How many tons of coal are needed per day to run a 1000 Mega Watt power plant? One Watt is 1 Joule /…

A:

Q: A truck pulls a sled loaded with different kinds of vegetables at a certain distance. Suppose the…

A:

Q: A truck pulls a sked loaded with different kinds of vegetables at a certain distance Suppose the…

A: Given data: Mass (m) = 1621 kg Initial velocity (Vi) = 3.15 m/s Work (W) = 21497.6 J Required: Final…

Q: QUESTION: The sun provides the majority of our energy, according to popular belief. Relate (a) the…

A: Answer

Q: (a) How much work is done when you push a crate horizontally with 150 N across a 20 m school floor?…

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Q: For each type of energy, give an example from the paragraph. When a car is running, it burns…

A: 1. Example of Electrical Energy:  Power to the headlights and the electricity provided to make the…

Q: Calculate the work done by a force of 30 N in lifting a load of 2kg to a height of 10m (g 10ms2)

A: Work done is calculated as:   Work = Force x Displacement W = F.d…

Q: * :An isolated system

A: An isolated system is a thermodynamic system in which mass and energy is not exchanged within the…

Q: Imagine a small moon with a mass equal to 1.3 times the mass of the Earth's moon.  How much work is…

A: Given that, The mass of a small Moon, M=1.3×Me  The mass of a meteor, m = 1,331 kg We need to find…