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CTET Solved Paper - RTET Feburary 2011 Paper2

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126. The system affected by AIDS disease is

  • Option : D
  • Explanation : Immune system help human beings to fight against disease. HIV weakens the immune system making it prove to various infections.
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127. "To every action, there is always an opposite and equal reaction." The statement is known as

  • Option : C
  • Explanation : Newton's third law of motion states that to every action there is always an equal and opposite reaction.
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128. The rate of doing work is known as

  • Option : C
  • Explanation : Power is ability to do work.
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129. Which method of heat transmission does not require any medium?

  • Option : A
  • Explanation : Radiation is a process in which electromagnetic waves travel through a vaccum.
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130. With the increase of pressure, the boiling point of water

  • Option : A
  • Explanation : Boiling point of water increases with increase in pressure.
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RTET Feburary 2011 Paper2