top button
Flag Notify
    Connect to us
      Site Registration

Site Registration

Estimate the volume of a hydrogen filled balloon that can lift 24 kg load in air?

0 votes
291 views
Estimate the volume of a hydrogen filled balloon that can lift 24 kg load in air?
posted May 8, 2019 by anonymous

Share this puzzle
Facebook Share Button Twitter Share Button LinkedIn Share Button

1 Answer (Check Answer ▼)





Similar Puzzles
+3 votes
Using the chemical symbols, what kind of disaster can be made from sulphur, hydrogen, iodine, phosphorous, tungsten.....

Using the chemical symbols, what kind of disaster can be made from sulphur, hydrogen, iodine, phosphorous, tungsten, rhenium, carbon and potassium?

0 votes
A helium balloon leaves the ground at a point A and rises vertically............what is the speed of the balloon in m/s?

A helium balloon leaves the ground at a point A and rises vertically at uniform speed.
At the end of 5 minutes, Rohan finds the angular elevation of the balloon as 30 degree.
If the point at which Rohan is standing is 550 m away from point A, what is the speed of the balloon in m/s?

0 votes
A weighing machine installed in a lift. What will happen to the machine reading if lift starts accelerating downward?

John is standing on a weighing machine installed in a lift. The weighing machine shows the reading 50 kg when the lift is at rest.

What will happen to the reading of the machine if the lift starts accelerating downward?

0 votes
An object of mass m = 2 kg is lying on a rough inclined slope and in rest. Find the magnitude of contact force...

An object of mass m = 2 kg is lying on a rough inclined slope such that it is at rest. Find the magnitude of contact force acting on the object (in Newtons).

Assume
g=10
Coefficient of friction = .8
Angle of elevation = 30

0 votes
In the given image if pipe is completely filled with water, then at which point is the speed of the water flow greater?

A tap is opened to fill a bucket, and water flows from the tank through a pipe. Now, as shown in the diagram, consider two points A and B on the vertical part of the pipe which has a uniform cross section.

enter image description here

If the pipe is completely filled with water and the water flows steadily, then at which point is the speed of the water flow greater?

...