Antifriction bearings are
घर्षणरोधी बीयरिंग हैं
A. Sleeve
bearings
B. Hydrodynamic
bearings
C. Thin
lubricated bearings
D. Ball and
roller bearings
Only A
Only B and C
Only C
Only D
Only D
Those
bearings in which the contacting surface has rolling contact are termed as
rolling contact bearings. These bearings have low friction as compared
anti-friction bearings.
Ball and
roller bearings comes under this category.
Hence, the
correct option is (D).
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