♡ Login
Home
Previous Papers
★
MCQs
Electrical Engineering
Electrical Energy Utilisation and Electric Traction
Ball-bearings are ...
Que.
Ball-bearings are
A.
used upto 75 kW motors
B.
of long life and low friction loss
C.
costlier and noisy particularly at high motor speed
D.
all of the above
Right Answer is :
✓ D. all of the above
⚑ Report
Views 👍 :837
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Maintenance requirements are minimum in case of ...
➣ Unbalanced force are minimum in case of ...
➣ The locomotive that has the highest operational ...
➣ Ball-bearings are ...
➣ Rheostatic braking may be applied to an ...
➣ Rotor of a motor is usually protected ...
➣ Hot bearings of a DC motor may ...
➣ Overhead welding position is through to be ...
➣ Aircraft body is ...
➣ The motor normally used for crane travel ...
❖ Take a qick MCQ Test on
➤ Induction Machines
➤ Transformers
➤ Electrical Power Generation and Economic Consideration
➤ Synchronous Machines
➤ Switchgear and Protection
➤ Electronic and Electrical Measurements and Instruments
➤ Miscellaneous
➤ Signals and Systems