♡ 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 👍 :1.3K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ The most vital factor against electric traction ...
➣ The motor enclosure used in woodworking industry ...
➣ The basic elements of an electric drive ...
➣ The semiconductor device used for speed control ...
➣ The length of arc required depends on ...
➣ The locomotive that has the highest operational ...
➣ The least expensive drive is ...
➣ Motor preferred for kiln drive is usually ...
➣ Load torque constant at all speeds is ...
➣ Rheostatic braking may be applied to an ...
❖ Take a qick MCQ Test on
➤ Transformers
➤ Transmission and Distribution of Electrical Power
➤ Microprocessors
➤ Analog Electronics
➤ Induction Machines
➤ Signals and Systems
➤ Electrical Engineering Material
➤ Miscellaneous