Particles of masses 1 kg and 3 kg are at (2i+5j+13k) m and (-6i+4j-2k) – McqOptions

MCQOPTIONS

1.	Particles of masses 1 kg and 3 kg are at (2i+5j+13k) m and (-6i+4j-2k) m. What is the position of their centre of mass?
A.	1/4 (-16i + 17j + 7k) m
B.	1/4 (-8i + 17j + 7k) m
C.	1/4 (-6i + 17j + 7k) m
D.	1/4 (-6i + 17j + 5k) m
Answer» B.

Discussion

No Comment Found

Related MCQs

The distance between the centres of carbon and oxygen in the carbon monoxide molecules is 1.13 x 10-10 m. The distance of the centre of mass of the molecule relative to the oxygen atom is _____
Particles of masses 1 kg and 3 kg are at (2i+5j+13k) m and (-6i+4j-2k) m. What is the position of their centre of mass?
Masses 1 kg, 1.5 kg, 2 kg, and “M” kg are situated at (2,1,1), (1,2,1), (2,-2,1) and (-1,4,3). What is the value of “M” if their centre of mass is at (1,1,3/2)?