Why it is easier to pull a lean colar than to push it

1.	Why it is easier to pull a lean colar than to push it
Answer» It is easier to push it because whean a lean rollerpull the component of sin# acts against the weight of the body .\'.,when a body push the component fsin# acts along with the weight of the body thus increasing the reaction and static friction. Fcos#Fsin# ________\| / \|\\\| / \| \\ \| / \| \\\|/__________fcos# fsin# Bas diagram se samajh jana

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