At one time television sets used rabbit-ears antennas. such, Ask an Expert

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Q1. At one time, television sets used "rabbit-ears" antennas. Such an antenna consists of a pair of metal rods. The length of each rod can be adjusted to be one-quarter of a wavelength of an electromagnetic wave whose frequency is 125 MHz. How long is each rod?

Q2. The atmospheric pressure at sea level is about 1.0*10^5 Pa. What is the force at sea level that air exerts on the top of a typical office desk, 151 cm long and 74 cm wide?

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