MCQ's
11 When angular acceleration of rotating body is zero, which physical quantity will
be equal to zero?
a) Angular momentum b) Torque c) M. I. d) Radius of gyration
-2 In conical pendulum, centripetal force acting on the bob is given by ---
mgr
mgr
(²_p²
mgl
12 2 0 2 2
mg
3 Glass plate of refractive index 1.732 is used to be as a polarizer, its polarizing
angle is -----
a) 300 6) 450 c) 60°
d) 90°
Answers
Answered by
2
Answer:
GUYS a is the correct answer
Similar questions