Answers edited by Subha

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• How do you evaluate #3\frac { 7} { 10} \times 3\frac { 1} { 2} #?
  
• Question #e91ca
  
• Question #e39a0
  
• A circular loop of radius a , carrying a current I ,is placed in a 2D magnetic field. The centre of the loop coincides with the centre of the field. The strength of magnetic field at the periphery of loop is B. Find the magnetic force on the wire?
  
• Question #0179e
  
• How do you simplify #cos(sin^-1 x)#?
  
• What are aromatic compounds?
  
• Question #f7c1b
  
• Question #0967f
  
• Question #fa39d
  
• Why can only the tertiary and secondary alcohol react in Lucas reagent?
  
• Question #0967f
  
• How do you simplify the expression #1+tan^2x#?