What is the frequency (in Hz) of a motor spinning at 1740 rpm?

Q: What is the least power requirement for a motor capable of lifting 500 lb at a constant speed of 15…

A: Weight = 500 lb Velocity = 15 ft/s Using power, weight and velocity relation

Q: Problem 1. A DC motor has the following characteristic curve. What is the Motor Stall Torque:

A: Motor stall torque is the torque at the maximum load that is the angular velocity is zero. There…

Q: With a driveshaft turning at 2000 rpm , I then have a spring that can rotate a shaft 5000 rpm, I…

A: Given that, Speed of driveshaft, N=2000 rpm,Speed of spring shaft, N=5000 rpm,

Q: When a fan is at its highest setting, the fan blade is rotating at 150 Hz. When the fan is turned…

A: Vi =150 Hz = 150 rev/s Vf = 60 Hz = 60 rev/s dec (a) = 12 rev/s No of cycles N= ?

Q: Find the horsepower rating of a motor running at 1,500 rpm and developing a torque of 105 lb-ft.…

A: Power is defined as the rate of doing work by the device. If T be the torque developing by the…

Q: What theoretical torque could a 5 hp motor be expected to deliver at a rated speed of 1000 rev/min?

A: torque = 35.618 N.m

Q: . What is the energy stored in the spring if the spring iscompressed 0.5 m?

A: Given data mass = 40 kgspring constant = 3000 N/mCompressed length = 0.5 mWe have to find the energy…

Q: A motor is operating a load that requires a torque of 750 pounds per inch and is turning at a speed…

A: Given data Torque = 750 pounds per inch = 62.5 lb.ft Speed 1575 rpm

Q: a gasoline engine provides more torque at lower speeds than an electric motor

A: The gasoline engine and electric motor are very much different from each other. The gasoline engine…

Q: 6. Explain the importance of evaluating the performance of an internal combustion engine or electric…

A: Q6)  Evaluation of performance is very important for any device. Because evaluation of device gives…

Q: The supply frequency is 50 Hz. What will be the rotor voltage frequency if the motor speed is equal…

A: The rotor voltage frequency is 5 Hz.

Q: Calculate the percentage speed regulation of a motor at full load if the machine runs at 1000 rpm at…

A: Given Data 1000 rpm at no load 900 rpm at full load

Q: motor, operating clockwise is coupled through a belt drive to rotate an industrial exhaust fan at…

A:

Q: Q\ Compare between Permanent Magnet Synchronous motor and Reluctance motor and single phase…

A: Introduction: Synchronous aversion This is a synchronous electric motor with no field windings or…

Q: For what purpose are synchronous motors used? Explain the V curves of the synchronous motor.

A: Usage of Synchronous motors: Synchronous motors are used where a constant speed is required with…

Q: What is the minimum pulley diameter for a 1 HP motor running at 1750 RPM?

A: Given data:

Q: A single phase motor of 210 V, its circuit shown below, calculate motor slip, forward torque and…

A:

Q: The electrical energy consumed by a motor is inversely proportional to its efficiency.

A: An electric motor is a mechanical device that converts electrical energy into mechanical energy. An…

Q: Which of the following is a symbol of an air motor in one direction with invariable capacity is

A: Given :-  symbol of an air motor in one direction with invariable capacity is

Q: (a) Describe/Illustrate in detail: Ways how to convert/transform the rotary motion (vertical or…

A: (a) In this problem, it is asking about the way to convert rotary motion of the shaft of a motor to…

Q: What is the effect of resonance?

A: The effect of resonance can be defined as polarity produced in the molecule to the interaction of…

Q: In your opinion, which do you think is better, a stepper motor or a servo motor? Why do you think…

A: Which  is better, a stepper motor or a servo motor ! So to identify which motor is better, lets…

Q: Driver Pulley 1 is 10” in diameter, runs at 1200 RPM, and supplies 2.5 ft-lbs of torque.  Pulley 2…

A:

Q: Q5.A 50 HZ, 4-poles star connected induction motor has a slip=0.04 & Pout=20hp find: (1).Synchronous…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: why does a hydraulic motor deliver less torque than it should theoretically

A: Hydraulic motor delivers less torque than the theoretical torque due to mechanical friction.

Q: When the vibrating motion will have the same characteristics as the simple harmonic motion?

A: For any type of motion be it vibration or SHM is because of forces. One is external force and one is…

Q: Guide Questions: 1. What are the stationary parts of a motor? Why are they not moving? 2. What are…

A: An electric motor is a device that converts electrical energy into mechanical energy. The…

Q: The maximum torque transmitted by the shaft of an industrial machine is 1.15 times the mean torque.…

A:

Q: For a hydrulic motor , define volumetric, mechanical, and overall effiency.

A: defining the volumetric, mechanical, and overall efficiency of a hydraulic motor.

Q: The belt drive used to transmit power at belt speed 15m/s is O None O Medium drive O Light drive O…

A: The classification of belt drive on the basis of their speed is described below. (1) Light drive…

Q: 15. A flywheel on a motor goes from rest to 1000 rpm in 6 sec. The number of revolutions made is…

A: Given, Initial rotational speed = ω1 = 0 rpm = 0 rps (Starting from rest) Final rotational speed =…

Q: Manufacturing a motor for Electric Scooter What is the level of  accuracy/tolerance required in…

A: For electric scooters, we use two types of motors  1. Brushed DC motor: These types of motors have…

Q: A 5-in.3 displacement motor is to be tested on a bench at 3000 rpm at 2500 lbf/in2. Assuming 100%…

A: Given data  Displacement (V) = 5 in3 N = 3000 rpm  p = 2500 lbf/in2    To determine  FHP output of…

Q: Given the following experimental data collected, what is the approximate torque of this motor at…

A:

Q: (d) A generator spins at 3600 rpm. Convert that rotational speed to units of rev/s. (e) A generator…

A: Calculated rotational speed rpm to rev/s .and power  in SI unit , and torque in SI unit.

Q: what is the mechanical power developed by a motor that turns at 2500 rpm and has a torque of 4 N

A: GivenTorque=4NmSpeed=2500rpm

Q: A belt-driven blower assembly is equipped with a motorthat turns a 5-in. drive pulley at a speed of…

A:

Q: A motor, operating clockwise at 1.498 rpm, is coupled through a belt drive to rotate an industrial…

A: Answer: The speed of the driven sheave is 1198.4 rpm. I think the value of motor speed is misprinted…

Q: A). At full load of 15 h.p. of totally-enclosed fan cooled type motor has a temperature rise of…

A: Given Data The load is 15 hp The temperature rise after half hour is 25°C The temperature rise…

Q: Q24: Briefly explain what you would change in the shown system so that less power is used to produce…

A:

Q: A motor drives a hoist which raises a load of 1000 kg with a velocity of 1 m/sec, calculate the…

A: Load, M=1000kg Velocity, V=1m/s Gearing efficiency, ηg=0.8 Motor efficiency, ηm=0.75

Q: When the load on the motor increases, does the current increase, remain constant or increase?

A:

Q: A fixed angle rotor exhibits a minimum radius, rmin at the top of the centrifuge tube of 3 cm and a…

A: Givenrmin=3 cm=0.03 mrmax=9 cm=0.09 mN=12000 rpmAskedRCFtop=?RCFbottom=?FormulaRCF=11.2×r×rpm/10002

Q: In dc. motor, the undirectional torque is produced with the help of

A: GIVEN DATA -  A QUESTION GIVEN ABOUT D.C. MOTOR

Clutches, Brakes, Couplings, and Flywheels

The clutch is described as a machine element used to connect or disconnect two shafts together to transmit torque or power. The clutch works on the principles of friction. The clutch is commonly used in automobiles to transfer power from the driving shaft to the driven shaft.