Two wires are paralel to each other with the top wire carrying a cument out of the page and the bottom wire carrying a cument into the page. Which of the following best represents the magnetic forces on the wires from the other wire?

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Q: An electric-powered snow-thrower machine throws snowballs 0.2 kg each at a speed of 9 m/s. The…

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Q: 10. Who is working harder, Fred running a 10 min mile pace at a 10% grade Pete who is 65 kg, cycling…

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Q: 3. A trough, full of water, is 1m long and its cross section is a triangle which is 3m high and 2m…

A: A trough is filled with the water assuming that its density is 1000kg/m3.The vertical cross-section…

Q: 2. The diagram above shows five different points on a roller coaster. A B E a. List the points in…

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Q: ou do work?

A: Given: To explain the measure the rate of work as,

Q: Work is measured in the units of? Choose all that apply.   A. Joules (J)   B. Kilocaloie   C.…

A: The international System of unit of work is joule. The symbol of joule is J. Joule is equal to the…

Q: Which of these is true of all simple machines? A) these make work easier B) work input > work…

A: Simple machines are made to make our work easier and more efficient. When machines perform work, the…

Q: F 14 12 10 10 12 Ax 2.

A: The area under the force displacement graph gives the work done.

Q: 1.Gettingwater from a reservoir requires pumping it with the use of a motor. Using a motor driven…

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Q: Can we determine energy by how it looks ? True or false

A: To determine, Can we determine energy by how it looks. Is it True or false.

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…

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Q: Explain the transformation of energy in lifting a book from one level of a shelf to another.

A: Lifting a book from one level of a shelf to another.

Q: Macth each term to its correct description. Column A 1. 2. 3. 4. 5. 6. 7. I Work Joule Watt Machine…

A: The terms in the questions are interrelated to each other and they are very important in physics,…

Q: In your own words, explain why efficiency can never be 100% or more on a machine

A: Efficiency of a machine means ability of a machine to produce output with little to no waste.…

Q: In the future pennies have become obsolete and a new type of furnace is invented that converts the…

A: We are given mass of penny. We know the mass energy relation by Einstein. It is given as E=mc2 We…

Q: An electric pump on the ground floor of a building takes 10 minutes to fill a tank of volume 2000…

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Q: Energy transformations occur within systems in nature. True False

A: Energy transformation occur within systems in nature- True.

Q: A cylindrical water tank 4 meters high with a radius of 2 metess is buried so that the top of the…

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Q: In the above problem energy flows from

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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: Home Work : Give the miller indices for the following Shapes : A 1B H H. E E H -y G G H.

A: The miller indices are used to specify direction and planes, that could be in lattices or in…

Q: How does a machine make work easier? A machine makes work easier by changing.... Choose the three…

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Q: if the cycle time of the product is more, then that product output will be......... a. Minimum b.…

A: Solution: The more is the cycle time, the less will be the product availability. To increase the…

Q: Work can be conserved True or false

A: Work cannot be conserved in the same way that energy is conserved. In physics, the principle of…

Q: list 25 ways that you can personally save energy.

A: 25 ways that you can save energy,Turn off appliances when you do not need them-they to produce more…

Q: For Ohmic materials, the V-I graph is a straight line Select one: O True O False Work done is…

A: Ohmic conductors follow ohm's law given as V= IR

Q: Which of the following is the best example of increasing the potential energy of water? A pouring…

A: Since the gravitational potential energy of an object is directly corresponding  to its peak region…

Q: HEHEHEHA 1 -8

A: By using Maxwell Right hand thumb rule for finding magnetic field direction of current carrying…

Q: 59. Gas welding process creates a messy work piece. Select one:

A: Gas Welding process creates a messy work piece is False. Because the gas welding process is neat .

Q: Q20. A Wind Generator with the following specification is installed at a wind site. Rotor diameter:…

A: Answer..