♡ 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
➣ Overhead welding position is through to be ...
➣ Hot bearings of a DC motor may ...
➣ DC motors are still preferred for use ...
➣ The length of arc required depends on ...
➣ The motor normally used for crane travel ...
➣ The least expensive drive is ...
➣ Rotor of a motor is usually protected ...
➣ Motor preferred for kiln drive is usually ...
➣ Unbalanced force are minimum in case of ...
➣ The most vital factor against electric traction ...
❖ Take a qick MCQ Test on
➤ Microprocessors
➤ Transformers
➤ Electromagnetic Field Theory
➤ Electronic and Electrical Measurements and Instruments
➤ AC Basics and Networks
➤ Electrical Energy Utilisation and Electric Traction
➤ Power Electronics
➤ Miscellaneous