Question

Explain the following terms
(i)Scale
(ii)R.F.​

Answer 1

Answer:

Scale: It is the ratio between the map distance and the ground distance of a map. 4. RF: It stands for representative fraction in which the ratio between the map distance and the ground distance is denoted by a fraction.

Explanation:

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Answer 2

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• A scale or balance is a device to measure weight or mass. These are also known as mass scales, weight scales, mass balances, weight balances. The traditional scale consists of two plates or bowls suspended at equal distances from a fulcrum.
• Radio frequency (RF) is a rate of oscillation in the range of about 30 kHz to 300 GHz, which corresponds to the frequency of radio waves, and the alternating currents which carry radio signals.