Q)
(chatquestion)...PARAGRAPH FOR QUESTIONS 80 - 81
A rod of length e (< 2R) is kept inside a smooth spherical shell as
shown in figure. Mass of the rod is m.
80.
Keeping mass to be constant, if length of the rod is increased
(but always < 2R) the normal reactions at two ends of the rod:
will remain constant
(B)
(D)
(A)
will increase
will decrease
(C)
may increase or decrease
The normal reaction when l = R is :
mg
mg
(C)
mg
mg
(B)
(A)
(D)
2/3
4
in v ovis as well as
along x-axis. A ball of mass.
...
