♡ 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 👍 :1.2K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ The motor enclosure used for industrial purposes ...
➣ Rheostatic braking may be applied to an ...
➣ The semiconductor device used for speed control ...
➣ The least expensive drive is ...
➣ Rotor of a motor is usually protected ...
➣ The most vital factor against electric traction ...
➣ Ball-bearings are ...
➣ The motor used in mines is ...
➣ Unbalanced force are minimum in case of ...
➣ Spot welding process basically depends on ...
❖ Take a qick MCQ Test on
➤ DC Basics and Networks
➤ Electromagnetic Field Theory
➤ Electrical Engineering Material
➤ Communication Systems
➤ Digital Electronics
➤ Electrical Energy Utilisation and Electric Traction
➤ DC Machines
➤ AC Basics and Networks