Out of the fundamental forces in nature,which forces have the maximum and minimum range,respectively?

  • A
    Gravitational force,weak nuclear force.
  • B
    Gravitational force,electromagnetic force.
  • C
    Strong nuclear force,electromagnetic force.
  • D
    Electromagnetic force,gravitational force.

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Similar Questions

$0.1 \, Pa = \dots \, Nm^{-2} = \dots \, \text{dyne} \, cm^{-2}$.

The density of water is $1000 \; kg \; m^{-3}$. The density of water vapour at $100^{\circ} C$ and $1 \; atm$ pressure is $0.6 \; kg \; m^{-3}$. The volume of a molecule multiplied by the total number gives what is called molecular volume. Estimate the volume of a water molecule.

State whether the following statements are true or false:
$(a)$ $A$ dimensionally incorrect equation can be correct.
$(b)$ $1 \ AU = 9.46 \times 10^{15} \ m$
$(c)$ The dimensional formula of force and stress are the same.
$(d)$ The dimensions of a physical quantity are different in different systems of units.

Match the following (Take the relative strength of the strongest fundamental forces in nature as $1$):
$I$ (Fundamental forces in nature)$II$ (Relative strength)
$(A)$ Strong nuclear force$(e)$ $10^{-2}$
$(B)$ Weak nuclear force$(f)$ $1$
$(C)$ Electromagnetic force$(g)$ $10^{10}$
$(D)$ Gravitational force$(h)$ $10^{-13}$
$(i)$ $10^{-39}$

The correct match is:

Match the physical quantities given in List-$I$ with dimensions expressed in terms of mass $(M)$, length $(L)$, time $(T)$ and electric current $(A)$ given in List-$II$.
List-$I$List-$II$
$(a)$ Torque$(i)$ $[M^{-1}L^{-2}T^4A^2]$
$(b)$ Gravitational constant(ii) $[M^1L^2T^{-1}]$
$(c)$ Capacitance(iii) $[M^{-1}L^3T^{-2}]$
$(d)$ Planck’s constant(iv) $[M^1L^2T^{-2}]$

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