Q96. Intensity of sound at a point is ____ its distance from the source.
Question 97
Q97. Of the four locations mentioned below the highest inside temperature will be attained in the pressure cooker operated with the pressure valve open
Question 98
Q98. Radio telescopes are better than optical telescopes because
Question 99
Q99. Light Emitting Diodes (LED) is used in fancy electronic devices such as toys emit
