Self Studies

Basic Science T...

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  • Question 1
    1 / -0

    India is a party to the Ramsar Convention and has declared many areas as Ramsar Sites. Which of the following statements best describes as to how we should maintain these sites in the context of this convention?

  • Question 2
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    Which relation is wrong? 

  • Question 3
    1 / -0

    Which of the following pairs is wrong?

  • Question 4
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    Match the columns:

    List I (Quantity)List II (Unit)
    (A) Luminous intensity(1) Kelvin
    (B) Amount of substance(2) Candela
    (C) Time(3) Second
    (D) Temperature(4) Mole

  • Question 5
    1 / -0

    Match the columns:

    QuantityDimensions
    (A) Velocity(1) $$\left[ ML{ T }^{ -2 } \right] $$
    (B) Force(2) $$\left[ L{ T }^{ -1 } \right] $$
    (C) Work(3) $$\left[ M{ L }^{ 2 }{ T }^{ -2 } \right] $$
    (D) Momentum(4) $$\left[ ML{ T }^{ -1 } \right] $$

  • Question 6
    1 / -0

    Which of the following physical quantities is dimensionless?

  • Question 7
    1 / -0

    Consider the physical quantities
    (1) Electric current  (2) Work
    (3) Temperature       (4) Density
    Which of the above are scalar quantities?

  • Question 8
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    Masses of stars and galaxies are usually expressed in terms of _______.

  • Question 9
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    If the density of water is $$1g\,{cm}^{-3}$$  in CGS system, its value in MKS system is __________.

  • Question 10
    1 / -0

    One light year is approximately equal to ________.

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