Question
Which pioneer scientist used radio waves to transmit
signals over distances of several kilometres in the 1890s?Solution
Guglielmo Marconi, the pioneer scientist, used radio waves to transmit signals over several kilometers in the 1890s. He is renowned for his groundbreaking work in the development of wireless telegraphy and radio communication. Marconi's experiments and innovations in the transmission and reception of radio waves paved the way for modern wireless communication technology and earned him the title of the father of radio.
98.999 x 99.001 + 640.856=?
Two trains, 'P' and 'Q', are moving with speeds of 16 m/s and 24 m/s, respectively. The lengths of the trains are in the ratio 3:...
33.33% of 809.891 + 66.66% of 212.91 = ?
 15.78% of (287 + 302) + 12³ = ?% of 170 + 8 × 14 + 3²Â
540.11 ÷ 17.98 × 5.14 – 131.9 = √?Â
150.04% of 800.08 + 20.04% of 749.89 = ? + 322.02
Find the approximate value of Question mark(?) for given equation.Â
(71.92% of 149.99) ÷ 12.04 + 107.98 = ?
6106.11 ÷ √? × 55.9 = 3976.21 Â
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