♡ 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 👍 :1.3K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Maintenance requirements are minimum in case of ...
➣ For automatic drives the preference is for ...
➣ The motor used in mines is ...
➣ The power factor at which the direct ...
➣ The most vital factor against electric traction ...
➣ Unbalanced force are minimum in case of ...
➣ Rotor of a motor is usually protected ...
➣ The main drawback of electric drive is ...
➣ The length of arc required depends on ...
➣ The motor enclosure used in woodworking industry ...
❖ Take a qick MCQ Test on
➤ Control System
➤ Electromagnetic Field Theory
➤ Electrical Engineering Material
➤ Basic Electronics Engineering
➤ Switchgear and Protection
➤ Signals and Systems
➤ Electrical Machine Design
➤ Miscellaneous