♡ 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 👍 :1.2K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ The main drawback of electric drive is ...
➣ Hot bearings of a DC motor may ...
➣ For the speed control of AC drive, ...
➣ Overhead welding position is through to be ...
➣ For automatic drives the preference is for ...
➣ DC motors are still preferred for use ...
➣ The motor used in mines is ...
➣ Sleeve bearings ...
➣ The basic elements of an electric drive ...
➣ The power factor at which the direct ...
❖ Take a qick MCQ Test on
➤ Electronic and Electrical Measurements and Instruments
➤ Electrical Energy Utilisation and Electric Traction
➤ Microprocessors
➤ Electrical and Electronic Instrumentation
➤ Digital Electronics
➤ DC Basics and Networks
➤ Induction Machines
➤ Analog Electronics