A motor rated at 30 horsepower is actually developing 35 horsepower. What is the percent of horsepower overload? Round to the nearest tenth.

20. What is the effect of applying a lower-than-rated voltage to a fractional-horsepower motor?A. The motor will operate with increased magnetizing current.B. The motor will operate satisfactorily at 95% of the rated voltage.C. The motor will heat up dangerously.

Please help with answering this question, please write clearly, thanks.    If the motor is operating at full load and if its variable resistance Radj is adjusted to 250 ohms, what is the new speed of the motor?(assume no armature reaction).

For the following series motor