♡ 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 👍 :711
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Hot bearings of a DC motor may ...
➣ Motor preferred for kiln drive is usually ...
➣ Rheostatic braking may be applied to an ...
➣ The length of arc required depends on ...
➣ The power factor at which the direct ...
➣ Spot welding process basically depends on ...
➣ The main drawback of electric drive is ...
➣ For automatic drives the preference is for ...
➣ An elevator drive is required to operate ...
➣ For the speed control of AC drive, ...
❖ Take a qick MCQ Test on
➤ Switchgear and Protection
➤ Electrical Installation and Wiring
➤ AC Basics and Networks
➤ Analog Electronics
➤ Electrical Machine Design
➤ Transmission and Distribution of Electrical Power
➤ Signals and Systems
➤ Induction Machines