The correct answer is (a) F1 > F2.
Explanation:
The earth spins from west to east at equator. To maintain the same speed the first train has to press the track more than normal as...
The correct answer is (a) F1 > F2.
Explanation:
The earth spins from west to east at equator. To maintain the same speed the first train has to press the track more than normal...
(c) After 5 minutes (before meeting), the top runner covers 2 rounds i.e., 400 m and the last runner covers 1 round i.e., 200 m. Top runner covers 800 m...
Apart from these, we can also whistle by putting fingers in our mouth. The sequence from the loudest to the softest whistle as follows:
The cap of a pen
By putting fingers...