♡ 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 👍 :701
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Motor preferred for kiln drive is usually ...
➣ For automatic drives the preference is for ...
➣ The length of arc required depends on ...
➣ Aircraft body is ...
➣ An elevator drive is required to operate ...
➣ The most vital factor against electric traction ...
➣ Sleeve bearings ...
➣ For the speed control of AC drive, ...
➣ Unbalanced force are minimum in case of ...
➣ Rheostatic braking may be applied to an ...
❖ Take a qick MCQ Test on
➤ Transmission and Distribution of Electrical Power
➤ DC Machines
➤ Electrical Machine Design
➤ Electrical Engineering Material
➤ AC Basics and Networks
➤ Microprocessors
➤ Switchgear and Protection
➤ Electrical Energy Utilisation and Electric Traction