What do we call sound waves with frequencies below 20 Hz?
Infrasonic waves are sound waves with frequencies below the range of human hearing, typically below 20 Hz.
नीचे घटनाओं ( i) और ( ii) का एक युग्म दिया गया है। यह मानते हुए क...
If ÷ means addition, × means subtraction, + means multiplication and – means division then
40 – 20 + 6 × 2 ÷ 5 = ?
Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance...
Giridar was at a temple and was facing west. He turns 45° in the clockwise direction to collect a token, then another 180° in clockwise direction. He ...
Select the option that represents the correct order of the given words as they would appear in an English dictionary?
1. Voice
2. Vocalist...
Seven people A, B, C, D, E, F and G went to watch a movie. A is the only son of B. B is the mother of C. D is the grandmother of A. E is the sister-in-...
In a certain code language, 'ROMAN' is written as 'YVTHU'. How will 'THING' be written in that language?
Select the set in which the numbers are related in the same way as are the numbers of the following sets.
(NOTE : Operations should be performed ...
Seven people, A, B, C, D, E, F and G, are sitting in a straight row, facing north (not necessarily in the same order). Only 1 person sits to the left ...
Four number-pairs have been given, out of which three are alike in some manner and one is different. Select the one that is different.