Domains are small compartments of a magnet while dipoles are small magnets contained in a domain.
Alambi answered the question on July 10, 2018 at 15:20
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Give the basic difference between direct current (D.C) generator and alternating current (A.C) generator.
(Solved)
Give the basic difference between direct current (D.C) generator and alternating current (A.C) generator.
Date posted:
July 9, 2018
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Answers (1)
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A light bulb is labelled 240V, 60W. Determine the resistance of the filament.
(Solved)
A light bulb is labelled 240V, 60W. Determine the resistance of the filament.
Date posted:
July 8, 2018
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Answers (1)
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Why are machines not 100% efficient?
(Solved)
Why are machines not 100% efficient?
Date posted:
July 5, 2018
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Answers (1)
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State the possible reason why if water is used as a barometer liquid, the glass tube required to hold the column of the liquid is...
(Solved)
State the possible reason why if water is used as a barometer liquid, the glass tube required to hold the column of the liquid is longer.
Date posted:
June 27, 2018
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Answers (1)
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The mass of the density bottle when filled with a liquid of density 3000 kg per metre cube is 400 grams and the mass of...
(Solved)
The mass of the density bottle when filled with a liquid of density 3000 kg per metre cube is 400 grams and the mass of the bottle when filled with water is 200 grams. What is the mass of the empty density bottle?
Date posted:
June 26, 2018
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Answers (1)
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Discuss the Rutherford experiment, its aim, results and conclusion
(Solved)
Discuss the Rutherford experiment, its aim, results and conclusion.
Date posted:
June 26, 2018
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Answers (1)
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A body of mass 20kg hangs 4m and swings through a vertical height of 0.9m. Determine
a)the potential energy as its position
b)the speed of the body...
(Solved)
A body of mass 20kg hangs 4m and swings through a vertical height of 0.9m. Determine
a)the potential energy as its position
b)the speed of the body when passing through the lowest point
Date posted:
June 21, 2018
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Answers (1)
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A battery is rated 120 AH. How long will it work if it steadily supplies a current of 4A
(Solved)
A battery is rated 120 AH. How long will it work if it steadily supplies a current of 4A.
Date posted:
June 20, 2018
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Answers (1)
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Why is soft iron core used in transformer?
(Solved)
Why is soft iron core used in transformer?
Date posted:
June 20, 2018
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Answers (1)
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Describe how an image is formed on a CRO screen
(Solved)
Describe how an image is formed on a CRO screen.
Date posted:
June 19, 2018
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Answers (1)
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Explain the meaning of Electric potential
(Solved)
Explain the meaning of Electric potential
Date posted:
June 18, 2018
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Answers (1)
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Explain the meaning of an Electric Field, E(r).
(Solved)
Explain the meaning of an Electric Field, E(r).
Date posted:
June 18, 2018
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Answers (1)
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In a hydraulic piston, a force of 200N is applied to a master piston of area 25cm squared. If the press is designed to produce...
(Solved)
In a hydraulic piston, a force of 200N is applied to a master piston of area 25cm squared. If the press is designed to produce a force of 5000N determine the area of the slave piston.
Date posted:
June 16, 2018
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Answers (1)
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(i)When is a Charged conductor said to be in electrostatic equilibrium? (ii)What are the guidelines followed charge and electric field at electrostatic equilibrium?
(Solved)
i)When is a Charged conductor said to be in electrostatic equilibrium?
ii)What are the guidelines followed charge and electric field at electrostatic equilibrium?
Date posted:
June 14, 2018
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Answers (1)
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What are the Differences between Gravitational and Coulomb forces
(Solved)
What are the Differences between Gravitational and Coulomb forces
Date posted:
June 14, 2018
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Answers (1)
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What are the Similarities between of the gravitational and Coulomb forces
(Solved)
What are the Similarities between of the gravitational and Coulomb forces
Date posted:
June 14, 2018
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Answers (1)
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Discuss the disadvantages of friction
(Solved)
Discuss the disadvantages of friction.
Date posted:
June 8, 2018
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Answers (1)
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A car of mass 1200kg moving at 90km/h is brought to rest over a distance of 20m. Calculate the breaking force.
(Solved)
A car of mass 1200kg moving at 90km/h is brought to rest over a distance of 20m. Calculate the breaking force.
Date posted:
June 5, 2018
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Answers (1)
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For a body moving with a constant acceleration, a,show that v=u+at where v and u are the final and initial velocities respectively while t is...
(Solved)
For a body moving with a constant acceleration, a,show that v=u+at where v and u are the final and initial velocities respectively while t is the time taken
Date posted:
June 5, 2018
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Answers (1)
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Distinguish between density and relative density
(Solved)
Distinguish between density and relative density.
Date posted:
May 25, 2018
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Answers (1)