Which of the following is/are not correct? 

1. The unit of measurement of Sun’s radiation is Langley. 

2. The incoming solar radiation to earth is 2 cal/cm²-min.

3. The mean sea level pressure of atmosphere is 1013.2 bar. 

4. We are normally not aware of atmosphere pressure because it acts in all directions. 

Select the correct answer from the codes given below: 

(a) 1, 2, 3 and 4 (b) 2, 3 and 4 (c) 3 only (d) None of these

Recent Topics

• Consider the following code fragment
  void foo(int x, int y)
  {
  x+=y;
  y+=x;
  }
  main()
  {
  int x=5.5;
  foo(x,x);
  }
  What is the final value of x in both call by value and call by reference, respectively?
  (A) 5 and 16
  (B) 5 and 12
  (C) 5 and 20
  (D) 12 and 20
  
  

  by 
  Anonymous

  1 year, 7 months ago

• Ionisation energy in group 1A varies in the decreasing order as 

  (a) Li > Na > K > Cs 

  (b) Na > Li > K >Cs 

  (c) Li > Cs > K > Na 

  (d) K > Cs > Na > Li

  by 
  Anonymous

  1 year, 8 months ago

• A clustering index is defined on the fields which are of type
  (A) non-key and ordering

  (B) non-key and non-ordering
  (C) key and ordering
  (D) key and non-ordering
  
  

  by 
  Anonymous

  1 year, 7 months ago
• Howare mining activities responsible for land degradation in jharkhand
  by 
  Anonymous

  1 year, 8 months ago

• What is the number of steps required to derive the string ((() ()) ())

  S → SSS → (S)S → ε

  (A) 10
  (B) 15
  (C) 12
  (D) 16
  
  

  by 
  Anonymous

  1 year, 8 months ago