♡ 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 👍 :1.6K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ The power factor at which the direct ...
➣ The main drawback of electric drive is ...
➣ DC motors are still preferred for use ...
➣ The motor enclosure used for industrial purposes ...
➣ An elevator drive is required to operate ...
➣ The locomotive that has the highest operational ...
➣ The motor normally used for crane travel ...
➣ For the speed control of AC drive, ...
➣ The least expensive drive is ...
➣ Hot bearings of a DC motor may ...
❖ Take a qick MCQ Test on
➤ Electrical and Electronic Instrumentation
➤ Miscellaneous
➤ Electrical Machine Design
➤ DC Machines
➤ Control System
➤ Induction Machines
➤ Analog Electronics
➤ Digital Electronics