Physics
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Question

For a pendulum in undamped oscillation, with a bob of mass  and radius  r, with a string of kngth  l. What is the time period?

  1. T equals 2 pi square root of l over g end root
  2. T depends on m
  3. T greater than 2 pi square root of l over g end root
  4. T less than 2 pi square root of l over g end root

The correct answer is: T greater than 2 pi square root of l over g end root

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I: H subscript 2 end subscript O subscript left parenthesis s right parenthesis end subscript
II H subscript 2 end subscript O subscript left parenthesis t right parenthesis end subscript
III H subscript 2 end subscript O subscript left parenthesis g right parenthesis end subscript
For the above compounds the correct of internal energy content is = =</span

I: H subscript 2 end subscript O subscript left parenthesis s right parenthesis end subscript
II H subscript 2 end subscript O subscript left parenthesis t right parenthesis end subscript
III H subscript 2 end subscript O subscript left parenthesis g right parenthesis end subscript
For the above compounds the correct of internal energy content is = =</span

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Three statements are given below
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i) The enthalpy of any element is zero in their standard state
ii) The heat of neutralisation for any strong acid and strong base at 25°C is -13.7 kJ/mole is a mathematical form of first+ capital delta =
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The enthalpy change involved in the oxidation of glucose is -2880 KJ mol-1 25% of this energy is available for muscular work. If 100 KJ of muscular work is needed to walk one kilometer, what is the maximum distance that a person will be able to walk after consuming 120 gm of glucose?

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