Heavier the rifle, lesser the kick. Why?

Assertion: A community with more species is more stable than that with less species. Reason: More the number of species, lesser the variation in the total biomass production year after year.

At the same external pressure , more the temperature lesser is the solubility of a gas in water.

A rifle of mass 3 kg fires a bullet of mass 0.03 kg. The bullet leaves the barrel of the rifle at a vleocity of 100 m/s. If the bullet takes 0.003 second to move out of the barrel, calculate the force experienced by the rifle due to its recoil. Initially rifle+Bullet system at rest

Iqbal has to push a lighter box and Seema gas to push a similar heavier box on the same floor . Who will have to apply a larger force and why ?

The equivalent resistance of number of resistors will be lesser,if they are connected in..

With the help of resonance show that aryl halides are lesser reactive than alkyl halides.

With the help of hybridisation show that aryl halides are lesser reactive than alkyl halides.

If one of the particle is heavier than the other, to which side will their centre of mass shift?

A prot is about 1,840 time heavier than an electron. When it is accelerated by a potential difference of 1 kV, its kinetic energy will be