Question
A, B and C can do a piece of work in 11 days, 20 days
and 55 days respectively. If B works daily and is supported by A and C on alternate days beginning with A, then in how many days will the work be finished?Solution
The correct answer is C
The speed of sound is maximum in which of the following ?
Tanya throws a ball vertically upwards, which rise to a height of 60 m. Which of the following statements is NOT correct? [Take g = 10 ms–2
What is the speed of light in a vacuum?
What is the primary reason for the blue color of the sky?
Two bodies are in SHM having the same amplitude but different frequencies. The motion of the resultant is:
Typhoid is caused by ______.
The final image in a simple microscope is –
Kindly Study the following questions carefully and choose the right answer.
Organisms using simple food material acquired from inorganic source...
Which of the following statement is correct?
I. The property of metals by which they can be beaten into thin sheets is called ductility.
...Which of the following mixture is burnt to produce very high temperatures and are used for cutting metals and for
welding?
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