If length 3 cubic Inch, width is 3 cubic inch height, 3 cubic inch than tell the volume?

• A. 27 cubic inches
• B. 28 cubic inches
• C. 30 cubic inches
• D. None of these

The metal used to recover copper from a solution of copper sulphate is?

• A. Na
• B. Ag
• C. Hg
• D. Fe

The most electronegative element among the following is?

• A. Sodium
• B. Bromine
• C. Fluorine
• D. Oxygen

He scoffed … the idea of revolution?

• A. With
• B. At
• C. To
• D. By

بلبل کا بچہ پالنا ‘‘ سے کیا مراد ہے؟

• A. اپنا مخالف پالنا
• B. اپنا ہمدرد پالنا
• C. اپنے سر دردی لینا
• D. ہوشمندانہ طریقہ اپنان

Railway tracks are banked on curves?

• A. Necessary centrifugal force may be obtained from the horizontal component weight of the train
• B. To avoid frictional force between the tracks and wheels
• C. Necessary centripetal force may be obtained from the horizontal component of the weight of the train
• D. The train may not fly off in the opposite direction

Light travels at the fastest speed in?

• A. Glass
• B. Water
• C. Hydrogen
• D. Vacuum

Sound travels at the fastest speed in?

• A. Steel
• B. Water
• C. Air
• D. Vacuum