♡ 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 👍 :1.4K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ For automatic drives the preference is for ...
➣ Overhead welding position is through to be ...
➣ Hot bearings of a DC motor may ...
➣ DC motors are still preferred for use ...
➣ The motor enclosure used in woodworking industry ...
➣ Sleeve bearings ...
➣ Maintenance requirements are minimum in case of ...
➣ The length of arc required depends on ...
➣ Load torque constant at all speeds is ...
➣ The main drawback of electric drive is ...
❖ Take a qick MCQ Test on
➤ Miscellaneous
➤ Power Electronics
➤ Transmission and Distribution of Electrical Power
➤ Induction Machines
➤ Electrical and Electronic Instrumentation
➤ Communication Systems
➤ Synchronous Machines
➤ Analog Electronics