♡ 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 👍 :657
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Aircraft body is ...
➣ DC motors are still preferred for use ...
➣ The length of arc required depends on ...
➣ The basic elements of an electric drive ...
➣ Overhead welding position is through to be ...
➣ The least expensive drive is ...
➣ Maintenance requirements are minimum in case of ...
➣ The main drawback of electric drive is ...
➣ Spot welding process basically depends on ...
➣ Rotor of a motor is usually protected ...
❖ Take a qick MCQ Test on
➤ DC Machines
➤ Analog Electronics
➤ Transformers
➤ Electronic and Electrical Measurements and Instruments
➤ Synchronous Machines
➤ Electromagnetic Field Theory
➤ Control System
➤ DC Basics and Networks