♡ 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
➣ The selection of an electric motor is ...
➣ The motor enclosure used in woodworking industry ...
➣ The motor enclosure used for industrial purposes ...
➣ Rotor of a motor is usually protected ...
➣ The motor normally used for crane travel ...
➣ For the speed control of AC drive, ...
➣ Ball-bearings are ...
➣ The power factor at which the direct ...
➣ The basic elements of an electric drive ...
➣ The length of arc required depends on ...
❖ Take a qick MCQ Test on
➤ Electrical Installation and Wiring
➤ Induction Machines
➤ Power Electronics
➤ Basic Electronics Engineering
➤ Electrical and Electronic Instrumentation
➤ Transmission and Distribution of Electrical Power
➤ Electronic and Electrical Measurements and Instruments
➤ Signals and Systems