♡ 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 👍 :1.9K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Motor preferred for kiln drive is usually ...
➣ The length of arc required depends on ...
➣ Aircraft body is ...
➣ The basic elements of an electric drive ...
➣ Unbalanced force are minimum in case of ...
➣ The semiconductor device used for speed control ...
➣ The motor normally used for crane travel ...
➣ Sleeve bearings ...
➣ The motor used in mines is ...
➣ Rheostatic braking may be applied to an ...
❖ Take a qick MCQ Test on
➤ Switchgear and Protection
➤ Induction Machines
➤ Power Electronics
➤ DC Basics and Networks
➤ Electrical Installation and Wiring
➤ Communication Systems
➤ Electrical Power Generation and Economic Consideration
➤ Electrical and Electronic Instrumentation