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Physics Test-30...

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  • Question 1
    4 / -1

    Which of the following statement is correct?

  • Question 2
    4 / -1

    Which of the following statement is incorrect regarding center of mass?

  • Question 3
    4 / -1

    Which of the following laws was expressed by Nernst?

  • Question 4
    4 / -1

    An electric bulb of \(60 \mathrm{~W}\) is used for \(6 \mathrm{~h}\) per day. Calculate the 'units' of energy consumed in one day by the bulb.

  • Question 5
    4 / -1

    Two spherical bodies of mass M and 5M and radii R and 2R respectively are released in free space with initial separation between their centers equal to 12R. If they attract each other due to gravitational force only, then the distance covered by the smaller body just before collision is:

  • Question 6
    4 / -1

    The velocity at which the laminar flow stops is known as:

  • Question 7
    4 / -1

    Find the electric charge \(Q_{1}\) on plates of capacitor \(C_{1}\), shown in Figure below:

  • Question 8
    4 / -1

    Which of the following does not conduct electricity?

  • Question 9
    4 / -1

    Which one of the following statements is incorrect about electromagnetic waves?

  • Question 10
    4 / -1

    In an unbiased p – n junction, holes diffuse to n – region from p – region because :

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