♡ 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 👍 :1.6K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ The length of arc required depends on ...
➣ Rotor of a motor is usually protected ...
➣ Maintenance requirements are minimum in case of ...
➣ Spot welding process basically depends on ...
➣ DC motors are still preferred for use ...
➣ The basic elements of an electric drive ...
➣ Ball-bearings are ...
➣ Unbalanced force are minimum in case of ...
➣ Rheostatic braking may be applied to an ...
➣ The motor normally used for crane travel ...
❖ Take a qick MCQ Test on
➤ Transformers
➤ Control System
➤ DC Basics and Networks
➤ AC Basics and Networks
➤ Signals and Systems
➤ Electrical and Electronic Instrumentation
➤ Electrical Energy Utilisation and Electric Traction
➤ Synchronous Machines