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A geo stationary orbit is a circular orbit 35,786 kilometres above the Earth's equator and following the direction of the Earth's rotation.Communications satellitesandweather satellites are of ten given geostationary orbits,so that the satellite antennas that communicate with them do not have to move to track them,but can be pointed permanently at the position in the sky where they stay.
If tan⁻¹(x) + tan⁻¹(y) + tan⁻¹(z) = π/2, then the value of cot⁻¹(x) + cot⁻¹(y) + cot⁻¹(z) = ?
The population of a town increased to 13,520 in 2022 at a rate of 4% per annum. Find the population of that town in 2020.
129, 160, 224, ?, 459, 634
Pawan, Qureshi, and Rittu can run 120 meters in 't' seconds, 't−2' seconds, and 't+3' seconds respectively. The speeds of Pawan and Rittu are in the r...
315 people went to a park. The number of men is 25 more than the number of women and the number of adults is 15 more than the number of children. How ma...
Calculate the percentage increase in the total profit of all companies combined from 2020 to 2023.
If a = b in the equation of ellipse x²/a² + y²/b² = 1, then the curve becomes:
If a line has direction ratios 2, – 1, – 2, determine its direction cosines.
Simplify the following expression -:
120 + 480 ÷ 16 × 6 + {(240 ÷ 2.5) × 5 + 120} ÷ 5
Which of the following functions is not one-one?