MCQ
Where will be the centre of mass on combining two masses $m$ and $M$ $(M>m)$
  • A
    Towards $m$
  • Towards $M$
  • C
    Between $m$ and $M$
  • D
    Anywhere

Answer

Correct option: B.
Towards $M$
b
Centre of mass is nearer to heavier mass

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

If the length of a cylinder is $l=(4.00 \pm 0.01) cm$, radius $r =(0.250 \pm 0.001) \;cm$ and mass $m =6.25 \pm 0.01\; g$. Calculate the percentage error in determination of density.
Two identical balls $A$ and $B$ are released from the positions shown in figure. They collide elastically on horizontal portion $MN$. The ratio of the height attained by $A$ and $B$ after collision will be: (neglect friction)
A group of people watch a ice show which is held in closed area . Skaters perform a . music show whose level is $60\ db$ . Spectator can yell at $40.0 \ dB$ . Which one of the them represent approx combine sound level
If there were a smaller gravitational effect, which of the following forces do you think would alter in some respect
Water is flowing with a velocity of $2\,m/s$ in a horizontal pipe where cross-sectional area is $2 \times 10^{-2}\, m^2$ at pressure $4 \times 10^4\, pascal$. The pressure at cross-section of area $0.01\, m^2$ in pascal will be
A plank with a box on it at one end is gradually raised about the other end. As the angle of inclination with the horizontal reaches $30^o $, the box starts to slip and slides $4.0\, m $ down the plank in $4.0\, s.$ The coefficients of static and kinetic friction between the box and the plank will be, respectively 
The characteristic distance at which quantum gravitational effects are significant, the Planck length, can be determined from a suitable combination of the fundamental physical constants $G, h$ and $c$ . Which of the following correctly gives the Planck length?
An LR circuit with a battery is connected at t = 0. Which of the following quantities is not zero just after the connection?
A drop of water breaks into two droplets of equal size. In this process, which of the following statement is correct
As the mass number A increases, the binding energy per nucleon in a nucleus: