Question

The electric motor in a trolley bus develops a power output of 80 hp at 1200...

The electric motor in a trolley bus develops a power output of 80 hp at 1200 r/min as the bus moves up a hill at speed of 50km/h.

Assuming the gear losses are negligible, calculate the following: a. Thetorquedevelopedbythemotor.
b. The forces opposing the motion of the bus.

Engineering   Mechanical-Engineering   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

These are easily explained in the following images.

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A 120-V motor has mechanical power output of 3.00 hp. It is 88.0% efficient in converting...
A 120-V motor has mechanical power output of 3.00 hp. It is 88.0% efficient in converting power that it takes in by electrical transmission into mechanical power. (a) Find the current in the motor. A (b) Find the energy delivered to the motor by electrical transmission in 3.90 h of operation. MJ (c) If the electric company charges $0.110/kWh, what does it cost to run the motor for 3.90 h? $
ch 6 1: It is generally a good idea to gain an understanding of the "size"...
ch 6 1: It is generally a good idea to gain an understanding of the "size" of units. Consider the objects and calculate the kinetic energy of each one. A ladybug weighing 37.3 mg flies by your head at 3.83 km/h . ×10 J A 7.15 kg bowling ball slides (not rolls) down an alley at 17.5 km/h . J A car weighing 1260 kg moves at a speed of 49.5 km/h. 5: The graph shows the ?-directed force ??...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT