Mechanical Operations Mcqs for Chemical
Q. Which of the following relationships between co-efficient of friction (μ) between rock & roll and a (half of the angle of nip) of the particle to be crushed is correct ?
a. μ > tan α
b. μ ≥ tan α
c. μ > tan 2α
d. μ ≤ tan α
No explanation is available for this question!
