Motor physics

A car is traveling at 98 km/h on the highway. The pulling power of the motor is 6 kN.

Find the engine power in kW.

Correct answer:

P =  163.3 kW

Step-by-step explanation:

v=98 km/h=27.22 m/s F=6 kN  W=Fs P=W/t=Fs/t=Fv P=627.22=163.3 kW



Did you find an error or inaccuracy? Feel free to write us. Thank you!



avatar







Tips to related online calculators
Do you want to convert velocity (speed) units?
Do you want to convert time units like minutes to seconds?

Related math problems and questions:

  • Friction coefficient
    car What is the weight of a car when it moves on a horizontal road at a speed of v = 50 km/h at engine power P = 7 kW? The friction coefficient is 0.07
  • Motorcycle engine
    motor_rpm The motorcycle engine has a constant power of 1.2 kW for 0.5 hours. How much work does the engine do? Express work in kWh and Ws units.
  • Cars motion
    AB From point A car start at the speed of 90 km/h. Against it departs from the point B at the same time another car at 60 km/h. For how long and where they met if the distance between A and B is 180 km?
  • Efficiency
    rychlovarna-kanvica What is the power output of a kettle 2 kW with an efficiency of 90%?
  • Railroad
    trains The railroad runs parallel to the railway. The train travels at 36 km/h on track. In the opposite direction, the motorcycle rides at 90 km/h. The train passes in 3 seconds. How long is a train?
  • Motion 2
    motion2 At 10 o'clock started from place A car speed at 90 km/h. Twenty minutes after starting another car from place B at a speed 60 km/h . Distance places A and B is 120 kilometers. What time and where do they meet?
  • Brno-Tachov highway
    cars The distance Brno-Tachov is 360 km. At 8:00 a. M. , a car travels from Brno on the highway, traveling at an average speed of 90 km/h. An hour later, a car leaves Tachov towards Brno, whose average speed is 110 km/h. Calculate how far apart they will be at
  • Truck PRG-BA
    kamionka Truck driving on the highway from Prague to Bratislava at an average speed of 72 km/h. At the moment when the truck passes 54 kilometers from Prague passenger car departs from Prague, which travels to Bratislava at a speed of 90 km/h. When and where (at w
  • Car
    motor_cylinders_kW At what horizontal distance reaches the car weight m = 753 kg speed v = 74 km/h when the car engine develops a tensile force F = 3061 N. (Neglect resistance of the environment.)
  • Truck and car
    smetiari At 6h45min, the truck started at a speed of 36 km/h. At 7h30m behind it a passenger car. Find the passenger car's average speed to catch the truck 72 km away from the factory.
  • Car
    city The driver of a car is to get to 608 km distant city. From atlas found that 162 km will have to pass through the cities at an average speed 48 km/h. The remainder of the journey passes outside the cities at average speed 116 km/h. Calculate how many hours
  • Vacation
    motion Parents piggybacking children on vacation to its grandmother and grandfather at a city distant 150 kilometers. They agreed to meet halfway. Parents will be travel at 90 km/h, grandmother and grandfather at 60 km/h. Parents depart at 12:00 hours. When gran
  • Cars
    car_red Cars started at 7:00 AM. From point A car run at 40 km per hour, from B car run 70 km per hour. Between A and B is a 250 km long road. When and where will meet (measured from point A)?
  • Two places
    chodnik The distance to the places is 60 km. From place A a pedestrian came out at a speed of 4 km/h and at the same time a car drove against him from place B. What was the speed of the car if the pedestrian met him in 90 minutes?
  • Steamship
    parnik Between the two ports on the river is going steamship. The journey there and back takes 8:42. Downstream steamship traveling at 20 km/h, upstream 9 km/h. What is the distance between the ports?
  • Train and car
    car_vs_train The train and the car started at a constant speed to journey. When the train travels 87 km, the car travels 97 km. How many km travels the train when the car travels 87 km?
  • Car
    formula Car is traveling 98 km per hour. How long-distance it travel in 1 minute?