♡ 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 👍 :873
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ An elevator drive is required to operate ...
➣ DC motors are still preferred for use ...
➣ Load torque constant at all speeds is ...
➣ The motor used in mines is ...
➣ For automatic drives the preference is for ...
➣ The motor normally used for crane travel ...
➣ Hot bearings of a DC motor may ...
➣ Spot welding process basically depends on ...
➣ Sleeve bearings ...
➣ The power factor at which the direct ...
❖ Take a qick MCQ Test on
➤ DC Machines
➤ Power Electronics
➤ Transmission and Distribution of Electrical Power
➤ Electrical Machine Design
➤ Analog Electronics
➤ Electrical Engineering Material
➤ Transformers
➤ Basic Electronics Engineering