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?
Options: 1.8 km, 0.15 km, 2.2 km, 0.20 km, 2.8 km, 0.25 km, 3.3 km, 0.30 km
Hermann Scheer (Germany) received right Livelihood Award in 1999 for
Options: his indefatigable work for thepromotion of solar energy worldwide, his long standing efforts to end the impunity of dictators, showing that organic agriculture is a key to both environmental sustainability and food security, None of the above
The new committee system constitutes an improvement over the earlier committee system in so far as
Options: it assures representation to all the political parties in proportion to their strength in the Parliament, it enables the Parliament to examine the grants of all the ministries and departments in detail, it enables the Parliament to accept the demands of various ministries without scrutiny, None of the above