Chemistry-
General
Easy

Question

Hydrogen resembles in many of its properties

  1. Halogen    
  2. Alkali metals    
  3. Both (a) and (b)    
  4. None of these    

The correct answer is: Both (a) and (b)

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Among A l subscript 2 end subscript O subscript 3 end subscript comma S i O subscript 2 end subscript comma P subscript 2 end subscript O subscript 3 end subscript and S O subscript 2 end subscriptthe correct order of acid strength is </span

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The C.GS. unit of coefficient of viscosity is poise and the SI unit is Pa-S. What is the relation between the two?

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The following graph illustrates

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64 equal drops of water are falling through air with a steady velocity V subscript 0 , if the drops coalesce, what is their new velocity?

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A steel ball of diameter 3.2 mm falls under gravity through an oil of density 920kgstraight m to the power of negative 3 end exponent and viscosity  1.64Nsstraight m to the power of negative 2 end exponent. The density of steel may be taken as7820kgm to the power of negative 3 end exponent What is the terminal velocity of the ball?

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A steel ball of diameter 3 mm falls through glycerine and covers a distance of 25 cm in  10s. The specific gravity of steel and glycerine are 7.8 and  1.26 respectively. The viscosity of glycerine is about......... pa"

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A boat of area  floating on the surface of a river is made to move horizontaly with a speed of  by applying a tangential force. If the river is  deep and the water in contact with the bed is stationary, what is the tangential force needed to keep the boat moving ? (viscosity of water 0.01 poise)

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The slope of the tangent to the curve y equals 6 plus x minus x to the power of 2 end exponent at left parenthesis 24 right parenthesis is

To find the slope we differentiate the given curve w.r.t x.

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To find the slope we differentiate the given curve w.r.t x.

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Complete the sentence If the height of a capillary is smaller than the height to which water should rise, then…..

Complete the sentence If the height of a capillary is smaller than the height to which water should rise, then…..

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