Question
Vicky and Vikram start running simultaneously around a
rectangular track of length 840m from the same point at speeds of 40 km/hr and 32 km/hr. When will they meet for the first time anywhere on the track if they are moving in opposite directions?Solution
Relative speed = 40 + 32 = 72 km/hrs Time taken to meet for the first time = length of the track/ relative speed => 840 / (40 + 32) => (840 x 18)/(72 x 5) = 42 sec
Which planet is known as the "Red Planet"?
Consider the following statements about Satpura Tiger Reserve (STR):
1. Recently Forest department of Satpura Tiger Reserve found a rock ...
Consider the following pairs in the context of the Northern plains in India:
Which of the following Isopleth connects places of equal height above the sea level?
Consider the following pairs:
Hills Region
1. Cardamom Hills Coromandel Coast
...
Consider the following pairs:
Which of the pairs give...
In which tiger reserve was a herpetofauna survey conducted that recorded 33 reptile species and 36 amphibian species?
Which is the southernmost range of the Himalayas?
Which of the following statements is/are correct regarding the impact of climate change?
1. Sea-surface temperature of Indian Ocean may increase ...
What is the interval between two high tides ?