For the following questions answer them individually
Two pipes A and B can fill an empty cistern in 32 and 48 hours, respectively. Pipe C can
drain the entire cistern in 64 hours when no other pipe is in operation. Initially, when the cistern was empty Pipe A and Pipe C were turned on. After a few hours, Pipe A was turned off and Pipe B was turned on instantly. In all it took 112 hours to fill the cistern. For how many hours was Pipe B turned on?
Identify the former ISRO chairman and space scientist who became the first Indian to be
inducted in the International Astron Federation (IAF) Hall of Fame.
Which of the following companies was bestowed the status of Maharatna company by the government of India in September 2017?
Which of the following are bad conductors of electricity?
A) Mica and Quartz
B) Metals and Rubber
C) Metals and Mica
The Union Environment Ministry has launched pilot project for beach clean-up and development named:
A and B can complete a task together in 35 days. If A works alone and completes 5/7th of the task and then leaves the rest for B to complete by herself, it will take a total of 90 days to complete the task. How many days would it take by A, the more efficient among the duo, to complete the entire work by herself?
An object of mass 15 kg is moving with a uniform velocity of $$ 4ms^{-1} $$. What is the kinetic
energy possessed by the object?