Physics HL (FE2025)
Paper 2
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Physics HL (FE2025)
Available time 20 Minute(s)
01

Two microwave transmitters, X and Y, are placed 12 cm apart and are connected to the same source.

Paper 2
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Available time 20 Minute(s)
01. Question
Level Easy
Maximum Mark 6
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Two microwave transmitters, X and Y, are placed 12 cm apart and are connected to the same source. A single receiver is placed 54 cm away and moves along a line AB that is parallel to the line joining X and Y.

Maxima and minima of intensity are detected at several points along AB.

(a) Explain the formation of the intensity minima.

 

 

[Marks: 3]

(b) The distance between the central maximum and the first minimum is 7.2 cm. Calculate the wavelength of the microwaves

[Marks: 3]
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