Speed and wavelength decreases
Wilfykil answered the question on March 26, 2019 at 05:57
- QFM broadcasts at 96.4 MHz, determine the wavelength of the radio broadcast.
(Speed of light, C=3.0×108m/s).
(Solved)
QFM broadcasts at 96.4 MHz, determine the wavelength of the radio broadcast.
(Speed of light, C=3.0×108m/s).
Date posted: March 26, 2019. Answers (1)
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Date posted: March 26, 2019. Answers (1)
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X is south pole and Y is north pole. Indicate the terminal of A and B on the diagram.
Date posted: March 26, 2019. Answers (1)
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Date posted: March 26, 2019. Answers (1)
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Date posted: March 26, 2019. Answers (1)
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(i) Draw a diagram of a possible set up of the apparatus
(ii) Over which range of the force does the spring obey Hooker’s law?
(iii) Suggest a reason for the shape of the graph between 40N and 60N
Date posted: March 26, 2019. Answers (1)
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Date posted: March 26, 2019. Answers (1)
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Date posted: March 26, 2019. Answers (1)
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(a) Name the parts labeled X1 and X2 and state their functions.
(b) What is the purpose of parts labeled Y1 and Y2?
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Date posted: March 26, 2019. Answers (1)
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(i) In which direction does the wire XY- experience the force?
(ii) How do you determine the direction in (i) above
(iii) When is the force on the wire XY greatest?
(iv) What is the effect of reversing both the magnetic field and direction of flow of current?
(v) State TWO factors by which the force on XY can be decreased
Date posted: March 26, 2019. Answers (1)
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Date posted: March 26, 2019. Answers (1)
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Date posted: March 26, 2019. Answers (1)
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Date posted: March 26, 2019. Answers (1)
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Date posted: March 26, 2019. Answers (1)
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Date posted: March 26, 2019. Answers (1)
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Date posted: March 25, 2019. Answers (1)
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Date posted: March 25, 2019. Answers (1)
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Date posted: March 25, 2019. Answers (1)