♡ 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
➣ Overhead welding position is through to be ...
➣ Hot bearings of a DC motor may ...
➣ Unbalanced force are minimum in case of ...
➣ The locomotive that has the highest operational ...
➣ The least expensive drive is ...
➣ Motor preferred for kiln drive is usually ...
➣ Rheostatic braking may be applied to an ...
➣ An elevator drive is required to operate ...
➣ Sleeve bearings ...
➣ For the speed control of AC drive, ...
❖ Take a qick MCQ Test on
➤ Switchgear and Protection
➤ Power Electronics
➤ DC Machines
➤ Electrical Installation and Wiring
➤ Transmission and Distribution of Electrical Power
➤ Electromagnetic Field Theory
➤ Analog Electronics
➤ Communication Systems