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  1. The internal radius is 11cm The external radius is 14cm (answer) The hemispherical volume should be V = 2/3...

    分類:科學及數學 > 數學 2019年02月15日

  2. a right-angled triangle=a right triangle; external and internal triangle; scalene triangle,---2 equilateral triangle,---3 an isosceles triangle=a triangle with two of its three sides the same length in geometry.

    分類:社會及文化 > 語言 2017年10月14日

  3. ...of sleep, the thalamus becomes quiet, letting you tune out the external world. But during REM sleep, the thalamus is active...

    分類:科學及數學 > 生物學 2017年06月14日

  4. ... on the nature of that surface. It is not affected by the external voltage applied to the surface. When the voltage across the anode-cathode...

    分類:科學及數學 > 物理學 2017年02月04日

  5. ...neutral object should have zero potential, unless the object is under the action of an external electric field. The electric potential of an atom is zero, because the ...

    分類:科學及數學 > 物理學 2016年12月04日

  6. Area of partition = 4 x 2.5 m^2 = 10 m^2 Area of window = 1.2 x 0.8 m^2 = 0.96 m^2 Area of door = 2 x 0.75 m^2 = 1.5 m^2 Area of brick wall = (10 - 0.96 - 1.5) m^2 = 7.54 m^2 Let Tb be the transmission coefficient of the brick wall. 53 = 10.log(1/Tb) hence, Tb = 10^(-53/10) = 5.012 x...

    分類:科學及數學 > 物理學 2016年11月01日

  7. Radioactive decay of an isotope is a characteristic of nature. It is a nuclear process that happens in the nucleus of an atom. As such, it cannot be affected by any external physical or chemical means.

    分類:科學及數學 > 物理學 2016年10月12日

  8. ... together forming a system, -ve work needs to be done by an external agent ( external force). In other words, energy is absorbed...

    分類:科學及數學 > 物理學 2016年09月11日

  9. Since there is no potential drop across the 10 k-ohm resistance when the load resistance RL is removed, the Thevenin voltage (i.e. the potential at point a) is the voltage across the 24 k-ohm resistance. Hence, Thevenin voltage = 48 x [24/(16 + 24)] v = 28.8 v...

    分類:科學及數學 > 物理學 2016年08月03日

  10. External support: 1) room and board and transportation arrangements 2) janitorial ...

    分類:社會及文化 > 語言 2016年10月11日