MCQ
Nuclear force is :
  • A
    gravitational force
  • exchange force
  • C
    magnetic force
  • D
    electrostatic force

Answer

Correct option: B.
exchange force
B

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

For a solid with a small expansion coefficient$:$
When a current passes through the junction of two different  metals, evolution or absorption of heat at the junction is known as(a) Joule  effect(b) Seebeck effect(c) Peltier effect(d) Thomson effect
       
The time required to pass the light through a glass slab of $2$ mm thick is $\left(\mu_{\text {glass }}=1.5\right)$
Magnitude of intensity of magnetic field at the center of any circular current carrying conductor is:
A beam of well collimated cathode rays travelling with a speed of  $5 \times 10^6 ms^{-1}$ enter a region of mutually perpendicular electric and magnetic fields and emerge undeviated from this region. If $|B| = 0.02T,$ the magnitude of the electric field is
Speed of light is maximum in(a) Water (b) Air(c) Glass (d) Diamond
       
The energy of electron in first excited state of H-atom is  -3.4 eV  its kinetic energy is(a) – 3.4 eV(b) + 3.4 eV(c) – 6.8 eV(d) 6.8 eV
       
To demonstrate the phenomenon of interference, we require two sources which emit radiation(a) Of the same frequency and having a define phase relationship(b) Of nearly the same frequency(c) Of the same frequency (d) Of different wavelengths
 
 
 
 
The inductance of a resistanceless coil is 0.5 henry. In the coil, the value of alternating current is 0.2 A, whose frequency is 50 Hz. The reactance of circuit is.
The critical angle between an equilateral prism and air is 45°. If the incident ray is perpendicular to the refracting surface, then(a) After deviation it will emerge from the second refracting surface(b) It is totally reflected on the second surface and emerges out perpendicularly from third surface in air(c) It is totally reflected from the second and third refracting surfaces and finally emerges out from the first surface(d) It is totally reflected from all the three sides of prism and never emerges out