engineering recuitment ONGC AEE Mechanical Mock Test 2025 Design of Machine Elements Sliding Contact Bearing Bearing Design
A full journal bearing having clearance to radius ratio of \(\frac{1}{{100}}\), using lubricant with μ = 28 × 10-3 Pa.s. The supports of the shaft journal running at N = 2400 rpm. If bearing pressure is 1.4 MPa, the Sommerfeld number is
1
24 × 10-3
2
8 × 10-5
3
0.48
4
0.48 × 10-2
5
8 × 10-3