♡ 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 👍 :1.1K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Sleeve bearings ...
➣ For automatic drives the preference is for ...
➣ For the speed control of AC drive, ...
➣ The motor enclosure used in woodworking industry ...
➣ The basic elements of an electric drive ...
➣ DC motors are still preferred for use ...
➣ The length of arc required depends on ...
➣ Rheostatic braking may be applied to an ...
➣ The power factor at which the direct ...
➣ Motor preferred for kiln drive is usually ...
❖ Take a qick MCQ Test on
➤ Synchronous Machines
➤ Transmission and Distribution of Electrical Power
➤ DC Basics and Networks
➤ Signals and Systems
➤ Electrical Energy Utilisation and Electric Traction
➤ Switchgear and Protection
➤ Miscellaneous
➤ DC Machines