Ananya
from
GIIS International school, Pune
Subject :NSO Class : Class 3
Study the given flow chart and select the INCORRECT option regarding forces X, Y and Z.
AForce 'Y' is caused by the pulling and pushing actions of
magnets
BForce 'Z' causes objects to move slowly
CForce 'X' is lesser on smoother surface
DBoth A and B
Ans 1: (Master Answer)
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Admin
from
revisewise, Noida
Class : Class 1
The correct answer is B
Here forces X, Y and Z are Friction, Magnetic force and Gravitational force. It is friction which opposes or slows down moving objects
Ans 2:
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Abhijay Saha
from
Delhi Public School, Megacity, Kolkata
Class : Class 3
I don't understand this question..!!