92. Sound produced at a point is heard by a person after 5 second, while the same sound is heard by another person after 6 seconds. If the speed of sound is 300 m/s, what could be the maximum and minimum distances between the two persons?
Answer : Option B |
Explanation : |
93. Radical vascular bundles are those in which
Answer : Option C |
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96. Who invented Internal Combustion Engine?
Answer : Option C |
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97. Potato is a modified form (outgrowth) of
Answer : Option A |
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98. Imaginary lines drawn on a global map from pole to pole and from the perpendicular to the equator are called
Answer : Option B |
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99. The most electronegative element among the following is
Answer : Option D |
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100. What is the Websites code for the country Spain?
Answer : Option A |
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101. The energy requirement for an industrial application is 1000 kW. hr. If heat losses account for 20%, the total energy to be supplied is
Answer : Option D |
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103. Natural radioactivity was discovered by
Answer : Option D |
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105. Which of the following is used for removing air bubbles from glass during its manufacture?
Answer : Option A |
Explanation : |