AP POLYCET 2021 Set B Question Paper with Answer Key PDFs (September 1)

AP POLYCET Questions

• 1.

  If the electric current through a copper wire increases, the magnitude of the magnetic field produced at a given point:

  • decreases
    
  • remains the same
    
  • increases
    
  • becomes equal to zero
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• 2.

  What is the law of conservation of mass?

  • Energy can be created in a reaction
    
  • The number of reactants must always equal the number of products
    
  • Mass and energy are interchangeable during reactions
    
  • Mass can neither be created nor destroyed in a chemical reaction
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• 3.

  What is the product formed when magnesium ribbon is burnt in oxygen?

  • Magnesium chloride
    
  • Magnesium oxide
    
  • Magnesium carbonate
    
  • Magnesium hydroxide
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• 4.

  Ram and Syam are friends. Probability that both will have same birthday is:

  • \( \frac{364}{365} \)
    
  • \( \frac{1}{365} \)
    
  • \( \frac{1}{364} \)
    
  • \( \frac{363}{365} \)
    
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• 5.

  Work done to move a unit charge from one point to the other in an electric circuit is called

  • electric potential difference
    
  • electric current
    
  • electric resistance
    
  • electric power
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• 6.

  The magnetic field produced by a current carrying circular loop is strongest at

  • the center of the loop
    
  • a point outside the loop
    
  • the outer surface of the loop
    
  • every point inside the loop
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