In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.
The government allocated Rs 1,000 Cr for __________________ of historical monuments.
The amplitude of a wave is a measure of the displacement of the wave from its rest position i.e, half the distance from its highest point to its lowest point.
Amplitude is proportional to the energy of a wave.