The following readings are obtained when doing a load test on a d. c. shunt motor using a brake drum:

Spring balance reading 10 kg and 35 kg, Diameter of drum 40 cm, Speed of motor 950 rpm, Applied voltage 200 V, Line current 30 A. Calculate efficiency of motor. (in %)

Enter numerical value using the virtual keypad. Round off where necessary.

Sponsored

hivanix.in

Visit

This quiz is brought to you by hivanix.in

🌐 Web App Development

Quick Navigation