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106. A weather balloon is not fully inflated on the ground because
A. it cannot rise up in the air when fully inflated.
B. it cannot withstand the outside pressure if fully inflated.
C. if the balloon is fully inflated, it may not remain stable in a storm.
D. the air inside the balloon expands as it rises and may burst.
Explanation:
107. The weight of an object would be minimum when it is placed
A. at the equator
B. at the North Pole
C. at the South Pole
D. at the centre of the earth
Explanation:
108. Electron was first identified by
A. J.J. Thomson
B. Daniel Rutherford
C. J. Kepler
D. James Chadwick
Explanation:
109. Which of the following pairs of discovery and discoverer is not correct ?
A. Television - Baird
B. Telephone - Morse
C. Transistor - Shockley
D. Typewriter - Sholes
Explanation:
110. The Nobel Prize for the prediction of the Meson particles was awarded to
A. H. Yukawa
B. Max Planck
C. Fermi
D. Anderson
Explanation:
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